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全部话题 - 话题: downside
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a*****y
发帖数: 33185
1
How Stores Trick Your Eyes, Ears and Nose to Get You to Spend More
By Aaron Crowe, dealnewswriter
As much as shopping is a sensory experience — we love to browse, touch
products, try stuff on — there are ways that stores are manipulating our
senses while we shop that we aren't even aware of.
Using sound, visual, taste, smell and touch sensory inputs, companies can
lock a shopper’s attention without the shopper knowing why. There's no
downside for the shopper, since they aren't generally cognizan... 阅读全帖
g********y
发帖数: 236
2
It makes business sense in modern financial system.
A may not get any loan at all if he went to any bank. B charges A a rate
more than average rate, but it is still a rate much below what A could have
gotten in the market place (if A can get it at all from the market place).
In term of exit strategy. After one year, A has a record in the market place
. Thus, it make sense to go to the market and get a cheaper rate. The risk
is now placed on the whole financial market.
The Chinatown business can ... 阅读全帖
g***t
发帖数: 1279
3
来自主题: CS版 - Quit from CS?
i do not think CS is getting downside. GM, ford and ... are getting downside
in the crisis but MSFT and google are still good...
F****n
发帖数: 3271
4
None of your "Java downsides" are accurate.
1) Java's performance is poor only when compared with C or Fortune. C# is
not faster than Java.
2) You must be kidding.
3) There are more Windows machines that's for sure, but more .net servers?
Not so sure. Not all Windows servers run .Net framework. Many of them also
run Java.

Java's downside as I see it:
1) Performance is low (lower than .net)
2) C# (and the whole .net/asp.net thing) has better web dev support
3) There are more Windows servers than
f********x
发帖数: 99
5
The world beyond batch: Streaming 101: A high-level tour of modern data-
processing concept
http://radar.oreilly.com/2015/08/the-world-beyond-batch-streami
by Tyler Akidau August 5, 2015
Editor’s note: This is the first post in a two-part series about the
evolution of data processing, with a focus on streaming systems, unbounded
data sets, and the future of big data.
Streaming data processing is a big deal in big data these days, and for good
reasons. Amongst them:
Businesses crave ever more tim... 阅读全帖
P****d
发帖数: 369
6
来自主题: Quant版 - trading volatility skew
Depends on asset class. For equities, buying skew means buying downside vol
as vol is negatively skewed. Skew is cheap usually refers to the fact that
downside vol is low.
a********e
发帖数: 508
7
来自主题: Quant版 - 如何hedge negative convexity
问题没提得很具体,我就假设是hedge negative convex的market downside risk
OMT put option正好downside payout是postive convex
具体到不同的asset class,都能用类似的option hedge
不过问题还是说清楚什么东西的negative convex risk才能有更清楚的答案
a*********1
发帖数: 872
8
来自主题: Medicalpractice版 - interpersonal skill 真的有那么重要吗?
去面试住院医,感觉interpersonal skill是很被看重的,具体面试官是如何来判断
interpersonal skill好不好我就不知道了。一般来说性格外向的人会在这方面比较占
优势。读到一篇有趣的文章The Downside of Doctors Who Feel Your Pain,作者质疑
了是不是真的有必要对interpersonal skill这么看重。一般人都差不多,特别善于跟
任何人打成一片和特别沉默没法交流的都占少数
想想自己找医生的时候,真的不太在乎医生是不是嘘寒问暖了,归根结底你得知道我得
了什么病,知道怎么治。
给个link
http://www.nytimes.com/2011/11/01/health/views/the-downside-of-
f**d
发帖数: 768
9
来自主题: Neuroscience版 - eBook: From computer to brain
这是一本计算神经科学的优秀著作,全文拷贝这里(图和公式缺),有兴趣的同学可以
阅读
如需要,我可以分享PDF文件(--仅供个人学习,无商业用途)
From Computer to Brain
William W. Lytton
From Computer to Brain
Foundations of Computational Neuroscience
Springer
William W. Lytton, M.D.
Associate Professor, State University of New York, Downstato, Brooklyn, NY
Visiting Associate Professor, University of Wisconsin, Madison
Visiting Associate Professor, Polytechnic University, Brooklyn, NY
Staff Neurologist., Kings County Hospital, Brooklyn, NY
In From Computer to Brain: ... 阅读全帖
w*******y
发帖数: 60932
10
The Biggest Loser & Subway Workout Mix - 6 Free MP3 "Wake Up and Workout"
Songs
For those needing a few more workout music songs there is a free download of
6 MP3 "Wake Up And Workout Songs" courtesy of Subway and The Biggest Loser
at Workoutmusic.com :
Link:
http://subway.workoutmusic.com/
Two downsides. One, the songs are not performed by the original artists. But
with the fast beat of these songs they probably could not keep up with the
pace. The other downside is the zipped download from t... 阅读全帖
D**p
发帖数: 293
11
来自主题: _Stockcafeteria版 - 我的UNG put翻倍了 :)
如果想SHORT的话,今天是好时候啊。我可是昨天刚买了一些。你们在这个水平上烧UNG
那是找死啊。 UNG 是TRACK 天然气价格的,他永远不会到零。现在如果不是底的话,
也非常接近底了。从RISK/REWARD RATIO 看: 近期可能有10%的DOWNSIDE RISK.但是有
100% UPSIDE REWARD; 从长期(6个月)看,DOWNSIDE RISK 几乎为零。。。不看
FUNDAMENTAL,光看CHART,要害死人的。
建议你们查查石油和天然气几十年来的价格比例,就知道SHORT UNG 有多危险。
u*****n
发帖数: 778
12
来自主题: _Stockcafeteria版 - THIRD QUARTER EPS OUTLOOK
Sam Stovall, Chief Investment Strategist: Much to the surprise of many,
operating earnings for the large-, mid- and small-cap components of the S&P
Composite 1500 came in better than expected last quarter. The S&P 500
recorded a 51% increase in year-over-year results, while the S&P MidCap 400
saw a 45% rise. But the S&P SmallCap 600 wowed everybody by recording a 134%
surge in year-over-year results. This quarter, S&P is forecasting operating
results for the S&P 500, MidCap 400 and SmallCap 600 ... 阅读全帖
f**********g
发帖数: 2252
13
来自主题: _pennystock版 - HRB
H and R Block (HRB) Showing Support Near $15.50 With 3.79% Dividend Yield
2 hours 48 minutes ago - FreshBrewedMedia via Comtex
FreshBrewedMediaH and R Block (NYSE:HRB) closed Tuesday's frenetic trading
session at $16.05. In the past year, the stock has hit a 52-week low of $10.
13 and 52-week high of $18.00. H and R Block stock has been showing support
around $15.50 and resistance in the $16.32 range. Technical indicators for
the stock are Bearish and S&P gives HRB a neutral 3 STARS (out of 5) h... 阅读全帖
y*****l
发帖数: 5997
14
来自主题: _pennystock版 - [合集] 版块分析
☆─────────────────────────────────────☆
Caspia (情人草) 于 (Thu May 5 11:30:06 2011, 美东) 提到:
2011/05/05
可以考虑买入的:
Capital Goods
Chemical Manufacturing
除了金银铜相关的basic material
另外今天Tech/Resaurant/transportation/retail走的不错,赞一个。不过实在不敢追ANF/LTD之类的了。
其实除了能源之外,其他的版块都没有什么breakdown
虽然指数跌了很多,但还是觉得是一个rotation的行情。
☆─────────────────────────────────────☆
xixi77 (宝意) 于 (Thu May 5 11:43:45 2011, 美东) 提到:
请教一下板块信息是从finviz看吗?
☆─────────────────────────────────────☆
KeepBuying (雁过留声) 于 (Thu May 5 11:45:4... 阅读全帖
M*V
发帖数: 3205
15
来自主题: ChinaNews版 - 转机因增产吗? UW-Madison 的研究
研究表明只是长期单一种植,可以抗一些风险.平年并不增产.
confirms the general understanding that the major benefit of genetically
modified (GM) corn doesn't come from increasing yields in average or good
years, but from reducing losses during bad ones.
抗风险的收入相当于每英亩增产0.006% 到 2.7%.
Value of modified corn is more in reducing losses than boosting yields
(0.8 to 4.2 bushels increased per acre,150 bushels per acre).
"A lot of farmers assume that if it's transgenic, it's great in terms of
yield, but we know that putting a transg... 阅读全帖
F*V
发帖数: 3978
16
来自主题: ChinaNews2版 - 挪威杀人狂在宣言中多处提到中国
挪威杀人狂在宣言中多处提到中国 (2011-08-15 17:41:27)转载▼
信源:张翼博客|编辑:2011-07-27|
While a significant number of citizens in Islamic or Muslim countries are
directly hostile to Europeans, Chinese are usually just after your money. It
is unbearable to live the rest of your life in a country where there is a
constant and an overwhelming danger of being “Shanghaied”. My stepmother
was the Norwegian Vice Counsul in Shanghai and I know several Europeans
working there. They are willing to “cope” for the duration of thei... 阅读全帖
c****s
发帖数: 5892
17
编者按:和大多伦市的房地产市场一样﹐加国房地产市场活动从7月份的低位开始回升,并场连续3个月持续上扬,其中以多伦多和温哥华市场最为热闹。
资料显示﹐全国各大城市10月份成交量达35,714间,较9月份上升4.6%,累积增长为13.3%(7月份起计),但较去年同期比较﹐则下降了21.6%。
受早前市场需求下滑的影响,新屋动工量也减少,根据加拿大按揭及房屋公司(CMHC)公布的10月份最新数据为16.79万间(经季节性调整年率计),较9月份的18.5万间,少9.2%﹔CMHC发表的另一份报告表示,住宅建筑水平在今年的最后一个季度和2011年都将继续呈下降趋势。CMHC 首席经济师Bob
Dugan 说,住宅动工量明年会降到与长期人口基本面更加一致的水平。 然而,值得注意的是,新屋动工量的下跌,较楼市冷却后迟半年出现。
而10月份楼市物业供应量也较9月份上升1.3%,同样是3个月持续的上扬的升幅。
10月住宅全国平均价格为$343,747,虽然较去年同期增长不到1%,但可喜的是,供求日渐趋于正常平衡。
道银:
谷底回升
道明银行高级经济师Pascal
Gauthier在最近发表的研究报告表示... 阅读全帖
a*****0
发帖数: 6788
18
开源系统的downside而已,每种模式对系统发明方都有有利的一面和不利的一面
d******g
发帖数: 6966
19
在6.82的时候把去年的奖金全部变成rmb...他升值就到时候换回来赚tax-free钱。。他不升或者贬

反正这钱父母可以用。。no downside
l*s
发帖数: 6372
20
来自主题: Military版 - 民主的本质
那你列举列举upside of democracy?
dictatorship当然有很多downside,但是目前中国的形势只能渐渐改变,不可能一下子
换成另一种体制。其实社会主义已经被西方掌握话语权的媒介妖魔化了,也许真正的社
会主义还是可以试试的。
不过刚才看孔庆东的文章,他说体制是不可能完美的,一个好的社会必然需要勤奋勇敢
智慧善良的群体,这样才能变好。偶觉得还是蛮有道理的。毕竟人类社会变化太多,不
可能把制度当公式套上去。这就类似朱元璋给明朝定下的模式了。
所以一个社会的体制方向如果是把群众往超越兽性的方向引导,那这样的制度大概才会
长久点。这点东西方哲学家都认同资本主义社会的体制会把人往恶的方向引导。
t*******h
发帖数: 2882
21
你来看看这个:
The Diplomatic Logic of South Africa's Entry Into BRICS
http://www.worldpoliticsreview.com/articles/8505/the-diplomatic
South Africa will formally join the BRIC grouping of Brazil, Russia, India
and China at their April 14 summit in Hainan, China. Echoing previous
meetings, the major focus of the summit will be to consolidate the
impression that the BRICs are the rising force in the global arena. The June
2009 Yekaterinburg summit was hailed as an "historic event" by Russian
President Dm... 阅读全帖
w*********g
发帖数: 30882
22
世界经济将再次崩溃,大宗商品市场可能暴跌40%左右
作者:未世民 文章发于:http://blog.sina.com.cn/weishiming12 点击数:3929 更新时间:2011-6-4 荐 【字体:小 大】
【复制本文】 【下载本文】
未世民评论:由欧洲债务危机引发的债券市场动荡未来将进入债务重组阶段,欧洲银行
业的灾难可能使全球面临灾难性的收缩,毕竟欧元也是全球性货币之一,同时欧洲金融
势力也是全球流动性的主要提供者之一,就在前几天兴业银行的两位全球投资策略师看
淡新兴国家的经济趋势,并认为新兴国家是全球最大的神话与泡沫,面临着全面崩盘的
危险,国际对冲基金正疯狂押注一系列国家的货币暴跌,这些问题均将沉重打击全球经
济,恶化相当多的国家的信贷环境与金融,货币体系,下面是标准普尔公司及一些美国
投资分析家的看法,他们认为大宗商品市场未来可能面临着40%---75%左右的超级大调
整,相当多的国家的债务链循环崩坏将使经济与货币崩溃,而这正像下面这篇文章中那
位对冲基金的经理所说,对于另一些人来说这是一次巨大的赚取超额利润的机会。
Chin... 阅读全帖
E*V
发帖数: 17544
23
来自主题: Military版 - npr的中国专题link
http://www.npr.org/series/136934560/china-beyond-borders
China: Beyond Borders
NPR examines the many ways China is expanding its reach in the world —
through investments, infrastructure, military power and more.
View caption
Liu Jin/Getty Images
China's Businesses Boom, But Its Brands Don't
(18) (6)
After 30 years of mind-bending economic growth, everyone knows about brand
China — but very few people can name a Chinese brand. And the reasons for
that are not just economic. To move to the next l... 阅读全帖
o****y
发帖数: 26355
24
The downside is that you must go the specific hospitals to do it.
d*******r
发帖数: 3875
25
too good to be true
what's the downside ?
s****n
发帖数: 786
26
原帖:http://www.xycq.net/forum/thread-233031-1-1.html
While a significant number of citizens in Islamic or Muslim countries are
directly hostile to Europeans, Chinese are usually just after your money. It
is unbearable to live the rest of your life in a country where there is a
constant and an overwhelming danger of being “Shanghaied”. My stepmother
was the Norwegian Vice Counsul in Shanghai and I know several Europeans
working there. They are willing to “cope” for the duration of their
company te... 阅读全帖
S*R
发帖数: 1057
27
http://bbs.m4.cn/thread-3140729-1-1.html
While a significant number of citizens in Islamic or Muslim countries
are directly hostile to Europeans, Chinese are usually just after your money
. It is unbearable to live the rest of your life in a country where there is
a constant and an overwhelming danger of being “Shanghaied”. My
stepmother was the Norwegian Vice Counsul in Shanghai and I know several
Europeans working there. They are willing to “cope” for the duration of
their company term, ... 阅读全帖
M*****8
发帖数: 17722
28
【 以下文字转载自 Stock 讨论区 】
发信人: MB80528 (肥猫(Contrarian)[食MM而肥]), 信区: Stock
标 题: \\***Financial Independence & Some Recent Forecasts You Missed***///
发信站: BBS 未名空间站 (Thu Aug 18 02:53:22 2011, 美东)
\\***Financial Independence & Some Recent Forecasts You Missed***///
Trading beats 9-5. Get price forecasts with accurate targets so you
don't have to watch tape. http://t.co/rAjYjjh Work 30 min a day.
Forecast for Gold ETF $GLD on Aug.15 ($171.8) showed upside of $4.95
to $6.01. $GLD closed today at $174.42... 阅读全帖
M*****8
发帖数: 17722
29
来自主题: Military版 - Re: 股票,心痛不止 (转载)
【 以下文字转载自 SanFrancisco 讨论区 】
发信人: MB80528 (肥猫(Contrarian)[食MM而肥]), 信区: SanFrancisco
标 题: Re: 股票,心痛不止
发信站: BBS 未名空间站 (Thu Aug 18 18:06:22 2011, 美东)
...................................
准确的预测很关键。
没有和有的差别是巨大的。
不止是钱,还有心情,健康,时间,寿命。
鼓励使用以下的网站做预测和买卖的参考。
http://bit.ly/qwohJb
Sample recent stock forecasts. summarized yesterday, Aug.17, 2011.
Therefore, the word "today" below was Aug. 17, 2011
\\***Some Recent Forecasts You Missed***///
Forecast for Gold ETF $GLD on Aug.15 ($171.8) showed upside of $4.95
... 阅读全帖
M*****8
发帖数: 17722
30
来自主题: Military版 - Re: AGQ跌费一批人 (转载)
【 以下文字转载自 Stock 讨论区 】
发信人: MB80528 (肥猫(Contrarian)[食MM而肥]), 信区: Stock
标 题: Re: AGQ跌费一批人
发信站: BBS 未名空间站 (Wed Aug 24 12:23:22 2011, 美东)
................................
That is the way AGQ is supposed to behave,
having peaked on Aug. 22, 2011, with HUGE
downside having been forecast
http://bit.ly/n7Mzmb
o****y
发帖数: 26355
31
来自主题: Military版 - ipad2怎么就贵了? (转载)
It is a Pad, as far as I know, Kindle Fire has a little bit small screen
than iPad 2.
The downsides for Kindle Fire is the limitation of apps. iPad has many apps.
It really depends on what do you want the pad for. If you just want to surf
the net and read books. Kindle Fire and iPad are pretty much the same thing
. But you are using the pad for apps, then you have no choices, only can
pick iPad.
Some apps are very convient to have. But it is $300 price you needs to pay.
w*********g
发帖数: 30882
32
人类文明竞争的主战场:石油金融体系 2012-03-23 07:41:32
http://theeconomiccollapseblog.com/archives/saudi-arabia-and-ch
Saudi Arabia And China Team Up To Build A Gigantic New Oil Refinery - Is
This The Beginning Of The End For The Petrodollar?
The Economic Collapse, 23 March 2012
The largest oil exporter in the Middle East has teamed up with the second
largest consumer of oil in the world (China) to build a gigantic new oil
refinery and the mainstream media in the United States has barely even
noticed it. T... 阅读全帖
w*********g
发帖数: 30882
33
挪威杀人狂在宣言中多处提到中国 (2011-08-15 17:41:27)转载▼
信源:张翼博客|编辑:2011-07-27|
While a significant number of citizens in Islamic or Muslim countries are
directly hostile to Europeans, Chinese are usually just after your money. It
is unbearable to live the rest of your life in a country where there is a
constant and an overwhelming danger of being “Shanghaied”. My stepmother
was the Norwegian Vice Counsul in Shanghai and I know several Europeans
working there. They are willing to “cope” for the duration of thei... 阅读全帖
i*****g
发帖数: 11893
34
来自主题: Military版 - 薄熙来是邓轮
我们大家都做邓轮,民主轮,干脆一起使劲 push and follow the system till the
crash,
LOL
就满足邓轮和民主轮的愿望吧,中国崩溃了内战了,才有乐趣啊
TG和华尔街就是这样的,你和他说泡沫投机不好,他根本不听的,他觉得你有病,一个
1000亿的mutual fund or banker,they can only profit from upside. They really
hate downside,
于是,我们干脆加入泡沫,让他们玩得更大,跌落下来更猛烈
:)))
a**********y
发帖数: 2367
35
来自主题: Military版 - 裸官的必要性和紧迫性
downside就是小三在这边自己爽,而裸官还要面对黄脸婆
所以还是送黄脸婆出来,自己天天面对容易切割的小三比较好
n******d
发帖数: 244
36
来自主题: Military版 - 印度有石油,中国有稀土
Australian company to mine Beijing’s air pollution
At 950 micrograms per cubic metre, (the PM2.5 level in Tongzhou, on January
13), Beijing’s famously bad air pollution has finally reached comercially
mineable levels. Chinese officials are delighted that unburnt coal particles
, oxides of lead, mercury and carbon will now be a commercial asset to the
city. “Mining Beijing’s air pollution will become a multi billion dollar
industry,” said Cao Yuanzheng, Chief Economist, Bank of China, – and,
mor... 阅读全帖
l****o
发帖数: 5435
37
Depending on the value of upper's order is the theory foundation of colony'
s thought,
Value the downside people's support is the theory foundation of independent
country's spirit, isn't it?
m*****5
发帖数: 23482
38
这家伙都做到这么高的官了,还不会理性思考,这种拿不准的笑话UPSIDE很小,
DOWNSIDE很大,怎么这么简单的帐都不会算呢
p***i
发帖数: 194
39
来自主题: Military版 - 转机因增产吗? UW-Madison 的研究
研究表明只是长期单一种植,可以抗一些风险.平年并不增产.
confirms the general understanding that the major benefit of genetically
modified (GM) corn doesn't come from increasing yields in average or good
years, but from reducing losses during bad ones.
抗风险的收入相当于每英亩增产0.006% 到 2.7%.
Value of modified corn is more in reducing losses than boosting yields
(0.8 to 4.2 bushels increased per acre,150 bushels per acre).
"A lot of farmers assume that if it's transgenic, it's great in terms of
yield, but we know that putting a transg... 阅读全帖
d*****p
发帖数: 348
40
来自主题: Military版 - 谢国忠的口语为何这么差呢?
Andy Xie
The purported text of his leaked e-mail:
I participated in the panels on Commodity (sic) and China-India and in some
obligatory dinner parties. On Friday night the Singapore prime minister
invited the speakers at the meeting that the Singapore government organised.
Trichet, Larry Summers, Paul Volker (sic) Chuck Price, the finance
ministers of ASEAN countries were there. No government official from China
was there …guess I was there to make it look like China was represented.
The dinner... 阅读全帖
C***a
发帖数: 1228
41
Compared with betting on something up,betting on something down is not easy.
thus it is hard to bet china's downside and Aso could be wrong.
but any person with normal wisdom will not bet china's upside now.
j**y
发帖数: 5059
42
来自主题: Military版 - 对我们的孩子来说, SCA5是有益的
首先,美国教育是相对公平的
从k开始,都可以就近入读,经济有困难的可以申请补助,谁是最大受益人群里你该明
白吧,补助金从哪里来,你也该明白吧。
第二,你要想降低他们的犯罪率,不是让他们到UC就能改变的,得要从基础教育开始。
整个K-12,学校会一直强调教育是学校家庭学生三方的共同责任。无论任何族裔,希望
孩子成人成才的,都是这么一路努力过来的,这不是亚裔,更不是华裔的专利。你说都
是华裔,那你就是纯粹的井底之蛙了。
最后,动动脑子读读别人写的
Let's put racial quota on everything - NASA Scientists, College professors,
National Labs Engineers, Government Funding for research on Sci &Tech......
NBA Drafting, Olympic National Team for all sports.... People will laugh at
CA and US. By doing so, we are actually dividing... 阅读全帖
r**********g
发帖数: 22734
43
来自主题: Military版 - 普京放大杀器了
Fugitive and whistleblower Edward Snowden to speak from Russia at SXSW
http://www.cnn.com/2014/03/04/us/sxsw-edward-snowden-speaker/in
Austin, Texas (CNN) -- Even though he can't set foot in the United States
for fear of arrest, fugitive National Security Agency whistleblower Edward
Snowden has joined the speakers' roster at this year's South by Southwest
Interactive Festival.
Snowden, who fled the United States in June with thousands of top-secret
documents, will appear via teleconference Monda... 阅读全帖
d******g
发帖数: 346
44
Everything has two sides.
Can't figure out the downside of do so? Use your brain.
b********n
发帖数: 38600
45
Western Women Confirmed For Being Unfaithful Whores
http://www.news.com.au/national/women-more-promiscious-at-sex-t
YOUNG women are becoming more promiscuous, with more sexual partners than
men.
By the age of 21 they have had sex with an average of nine lovers - two more
than their male partner.
Today's young women have been brought up on the bold and brazen bedroom
antics of Carrie Bradshaw (Sarah Jessica Parker) and her friends, the Daily
Mail newspaper in the UK reports.
The "anything goes" s... 阅读全帖
O**e
发帖数: 569
46
2014年09月29日 12:36
来源:中国日报网
16人参与 2评论
原标题:ISIS成员:正筹划在纽约发动猛烈袭击
中国日报网9月29日电(小唐) 据《纽约每日新闻》27日报道称,极端组织“伊斯兰国
”(ISIS)的一名成员宣称,该组织正筹划在纽约发动袭击,而其目标是未来让该组织
旗帜在白宫上空飘荡。
“如果情况允许的话,我们很快就会在纽约发动恐怖袭击。”这名自称法拉赫·希雷顿
的加拿大人通过视频对外界说,“很多兄弟正在那里进行活动。”他还断定美国的武装
分子势必发动一场猛烈的袭击。
他还说:“我还知道很多人——数以千计的人——目前生活在西部,准备好在你们的土
地上行动。”他们的终极目标是看到ISIS的旗帜飘扬在白宫上空。
伊拉克总理阿巴迪最近也提醒称恐怖分子要在纽约和巴黎的地铁发动袭击。为了安抚民
众的恐慌情绪,纽约市市长白思豪25日出现在纽约地铁,向市民保证地铁的安全性。此
外,警长和纽约州的州长还分别乘坐不同的地铁线,向公众证明地铁的安全性。白宫也
回应说,美方情报部门没有收到任何针对地铁的恐怖袭击情报,但表示会进一步研究伊
拉克方面的情报。
The great Ameri... 阅读全帖
a******9
发帖数: 20431
47
来自主题: Military版 - 中国山寨买了正版商Segway
savagemike 14 hours ago
Upside - probably next year you'll be able to buy a Xiaomi Segway type
device for like $150.
Downside - you won't be able to buy it in the US.
G*******n
发帖数: 6889
48
你"不知道"也敢来给伪科普撑腰
http://www.microwavejournal.com/articles/17992-evolution-of-aes
"Aug 14, 2012 ... Figure 1 shows a comparison of PESA and AESA designs,
based on .... Power consumption and cooling are major issues for AESAs and
have..."
https://www.quora.com/What-is-the-difference-between-a-PESA-and-an-AESA-
radar
"In an AESA radar on the other hand, each milk carton sized antenna is
capable of generating its own microwave signal, as well as altering its
phase. Another difference is that, at any ... 阅读全帖
l**********3
发帖数: 10970
49
这点美帝的新闻就不错,总是评论事物的两面性,习主席的什么方案肯定有不少好处,
但绝对也有弊端,这些干评论干新闻的就干脆不分析downside
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