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全部话题 - 话题: convective
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x*7
发帖数: 11281
1
来自主题: GunsAndGears版 - 发个肉脯 RECIPE (转载)
【 以下文字转载自 PhotoGear 讨论区 】
发信人: kitkat (kitkat), 信区: PhotoGear
标 题: 发个肉脯 RECIPE
发信站: BBS 未名空间站 (Fri Dec 9 00:20:47 2011, 美东)
主要用做鹿肉脯, 猪牛也可只是没鹿嫩, 俺不是瞎说, 有一年没打到就买了点猪肉做也
还真不错, 至少比店里的JURKY 筋筋拉拉的好多. 顺便说, JURKY 各种牌子, MS 只有
WORLD KITCHEN 牌筋筋拉拉少,基本纯精肉.
肉, 3LB
切成一二寸大小, 3MM 厚薄片. 用水泡几遍洗掉过多血水. 最后用手挤干, 尽量干(很
重要)
作料:
1. GARLIC POWDER, 1 到2 TSP
2. GINGER POWDER, 1 到2 TSP
3. GROUND BLACK PEPPER, 2 TSP 或更多点
4. CHEYENNE CHILI PEPPER POWDER (辣椒粉) 少许
5. ITALIAN SEASONING (混合磨碎的THYME, BASIL, OREGANO, 等等HERB), 2到3 T... 阅读全帖
b***i
发帖数: 10018
2
来自主题: Running版 - 我很能出汗
室内室外差的主要是风,风是很帮助散热的,主要原理是convection,而不是
evaporation。室内没有风帮助散热,所以要出更多的汗来帮助降低温度(而且散热效率
还不高)。
O****e
发帖数: 3290
3
来自主题: Running版 - 我很能出汗
convection是一部分原因,对于跑步来说可能是主要的, 尤其是天不太热的时候。室外
骑车即使出很多汗,也很快被风吹干了,不停的出,不停地干,风加快了evaporation
的速度。
b***i
发帖数: 10018
4
来自主题: Running版 - 我很能出汗
有兴趣可以看看这里:
http://books.google.com/books?id=wAa9qq9kbncC&lpg=PA176&ots=cwo7EU1qfF&dq=lore%20of%20running%20heat%20regulation%20convection&pg=PA208#v=onepage&q&f=false
summary: the amount of heat lost by convection has been seriously
underestimated
e*******e
发帖数: 9616
5
切,我上次去你们food版问convection炉子的问题,结果都没人答,跟贴为零。
l*****o
发帖数: 19653
6
来自主题: LeisureTime版 - 晚安,北京(9)
本来就是,至于通风处,就是convection dryer。。。
l*****e
发帖数: 8596
7
来自主题: PhotoGear版 - 我的“月子观”
给总结一下
就是
convection heat transfer,哈哈
不过争论由风而起,还要明确啥是风
k****t
发帖数: 12697
8
来自主题: PhotoGear版 - 发个肉脯 RECIPE
主要用做鹿肉脯, 猪牛也可只是没鹿嫩, 俺不是瞎说, 有一年没打到就买了点猪肉做也
还真不错, 至少比店里的JURKY 筋筋拉拉的好多. 顺便说, JURKY 各种牌子, MS 只有
WORLD KITCHEN 牌筋筋拉拉少,基本纯精肉.
肉, 3LB
切成一二寸大小, 3MM 厚薄片. 用水泡几遍洗掉过多血水. 最后用手挤干, 尽量干(很
重要)
作料:
1. GARLIC POWDER, 1 到2 TSP
2. GINGER POWDER, 1 到2 TSP
3. GROUND BLACK PEPPER, 2 TSP 或更多点
4. CHEYENNE CHILI PEPPER POWDER (辣椒粉) 少许
5. ITALIAN SEASONING (混合磨碎的THYME, BASIL, OREGANO, 等等HERB), 2到3 TSP
以上一般美式超市都有BULK 散装每样称点.
6. 酱油 2/3 CUP
7. BROWN SUGAR 1 TBSP 或更多点
8. 白籽麻(SESAME SEEDS) - OPTIONAL
1 - 7 放碗里等调匀溶化后 (喜欢咸点的可再放点没... 阅读全帖
k******r
发帖数: 2243
9
Here is the details.
Atacama Desert is commonly known as the driest place in the world,
especially surroundings of the abandoned Yungay town[9] (in Antofagasta
Region, Chile).[10] The average rainfall in the Chilean region of
Antofagasta is just 1 millimetre (0.04 in) per year. Some weather stations
in the Atacama have never received rain. Evidence suggests that the Atacama
may not have had any significant rainfall from 1570 to 1971.[5] It is so
arid that mountains that reach as high as 6,885 me... 阅读全帖
H********g
发帖数: 43926
10
来自主题: Joke版 - 没看懂,求学术
果然可能是洗发液
Rheoscopic fluid literally means "current showing" fluid. Such liquids are
effective in visualizing dynamic currents in fluids, such as convection and
laminar flow. They are suspensions of microscopic crystalline platelets such
as mica and glycol stearate. When the suspended particles are put into
motion, they orient themselves in localized, preferential alignment, larger
parts of the fluid moving sheer parallel to other parts of the fluid. With
appropriate illumination, the particle-fi... 阅读全帖
l****r
发帖数: 14809
11
来自主题: Shaanxi版 - 买了个面包机
breadman 的挺好
不要等deal的话$7x能买到就不错了
http://www.amazon.com/Breadman-TR2500BC-Stainless-Steel-Convect
r/dp/B000BXD5WQ
j***k
发帖数: 2719
12
来自主题: Shanghai版 - dc爷叔和jwalk怎么不来了?
i don't have any teflon coated cookware.. don't trust them to be safe..
i use simple cast iron or stainless steel pans and pots from makers such as
Staub, All-Clad, Fissler, Le Cruest and etc. I love Staub and All-Clad the
best...
I have never used my dish washer before, always hand wash. All-clad remains
shiny wash after wash.. its the only stainless steel brand i use now, used
to have a few Le Cruest stainless steel products, but they are really crappy
now and they loses its shine very quickly... 阅读全帖
x*r
发帖数: 11073
13
我们家用的是costco买的Bionaire MicaThermic Convection Console Heater
很安静,用了三年了,比较喜欢.
s*******y
发帖数: 46535
14
我比较敏感,也许你不怕,最安静的是前面说的那种convection的还是什么
o******s
发帖数: 1364
15
If heating is enough then there should be a steady convection pattern
throughout the entire room.
Classic Rayleigh Benard.
F*******i
发帖数: 190
16
来自主题: Programming版 - c++ string 一问,
如果我从ascii file 中读入 一些数据到 string,
然后这些 string 要 convect 成:
char,
int,
double,
请问,stl 本身有没有什么库可以, check 这个type,
比如 "12.1" --> int, will output error
"ABCD" --> double, will output error etc?
Thank you1

发帖数: 1
17
来自主题: Astronomy版 - unidentified_title
太阳 10 billion years.
红矮星 trillions of years.是太阳的1000 倍
https://en.wikipedia.org/wiki/Red_dwarf
It is believed that the lifespan of these stars exceeds the expected 10-
billion-year lifespan of our Sun by the third or fourth power of the ratio
of the solar mass to their masses; thus, a 0.1 M☉ red dwarf may
continue burning for 10 trillion years
Stellar models indicate that red dwarfs less than 0.35 M☉ are fully
convective.[3] Hence the helium produced by the thermonuclear fusion of
hydrogen is c... 阅读全帖
l**********1
发帖数: 5204
18
来自主题: Biology版 - 图灵与生物学ZZ
without AJ Lotka 1910/1920 papers also Volterra 1926, Prigogine 1947 papers
no Turing that 1952 paper.
Here i mean can not deny that Alan Turing got some hints from below papers for
his pattern formation equation.
Please refer:
//www.ncbi.nlm.nih.gov/pubmed/22086125
>Between 1947 and 1967, Prigogine and co-workers in Brussels attempted to extend
non-equilibrium
thermodynamics to situations far from equilibrium.
Initially, they focussed on hydrodynamic instabilities
like the Rayleigh– Bérnard co... 阅读全帖
s****g
发帖数: 49
19
amazon link
http://www.amazon.com/gp/offer-listing/0521849101/ref=dp_olp_new?ie=UTF8&condition=new
多谢,多谢!!
Advanced Transport Phenomena: Fluid Mechanics and Convective Transport
Processes (Cambridge Series in Chemical Engineering) (Hardcover)
Advanced Transport Phenomena by L. Gary Leal (2007)
Author: L. Gary Leal
ISBN-10: 0521849101
ISBN-13: 9780521849104
Edition: 1
Format: Hardcover
Publication Year: 2007
Category: TECHNOLOGY
ePID: 54041979
p**********m
发帖数: 472
20
来自主题: ChemEng版 - 求教一些基本的化工问题
mass transfer 是不是只有两种形式, diffusion and convection, 还有没有
dispersion的形式?
还有什么叫 resistant to mass transfer,是不是mass transfer 速度慢下来了,就叫
mass transfer resistance, 能不能用通俗的语言和通俗的例子,帮我解释呢?
m******7
发帖数: 11
21
来自主题: ChemEng版 - 求教一些基本的化工问题
有一点不能苟同,我认为dispersion绝对不是diffusion的同义词,二者差别较大,其
实dispersion与convection的含义倒是有点接近。diffusion一般翻译成扩散,主要指
分子扩散,比如催化剂内部的气体扩散。而dispersion则一般翻译成弥散,扩散。这个
单词一般不用于气体在催化剂颗粒内部的扩散,以及溶质在溶剂中的扩散,以气固流化
床为例,气体在整个反应器尺度范围内的组分扩散(弥散)经常用dispersion来形容,
而这种dispersion在很大程度上包括了对流扩散,它主要是指气体组分在反应容器内的
迁移,而一旦气体进入固体,就要用diffusion而绝对不能用dispersion了
r***n
发帖数: 579
22
来自主题: ChemEng版 - 求教一些基本的化工问题
dispersion 是diffusion 和convection 共同作用的结果。比如taylor dispersion中
,diffusion越大,dispersion 越小。
y*****a
发帖数: 580
23
来自主题: ChemEng版 - 求教一些基本的化工问题
I would agree on 我认为dispersion绝对不是diffusion的同义词,二者差别较大,
but disagree on 其实dispersion与convection的含义倒是有点接近. convetion and
diffusion/ advection and dispersion should be the conjugate terms.
As such it is named CDE (convetion-diffusion equation) or ADE(advection-
dispersion equation). Convetion/diffusion names a hypothesis. Advection/
dispersion names a net/macroscopic phenomenon.
Actually, it is a very good question and most people have no idea of the
difference between them. It is one of the m
S********y
发帖数: 160
24
mass transfer vs momentum transfer. convection enhance mass transfer of drug
delivery. A combinition of both fluid dynamics and bioenginering expertise
sounds great to me.
p**********m
发帖数: 472
25
来自主题: Chemistry版 - 问一个基本的化工问题
mass transfer 是不是只有两种形式, diffusion and convection, 还有没有
dispersion的形式?
还有什么叫 resistant to mass transfer,是不是mass transfer 速度慢下来了,就叫
mass transfer resistance, 能不能用通俗的语言和通俗的例子,帮我解释呢?
r*****j
发帖数: 7481
26
来自主题: CivilEngineering版 - 问一个concrete pad怎么做
要设计一个8'x8'的concrete pad,上面放一个1500加仑的液氮容器,装满后总重量大
概21 kip.容器下面是3个脚固定在pad上面。
soil pressure估计就是1500,因为在沙漠.wind speed大概120MPH。
tank直径 66inch, 高205 inch。(估计的)
是不是要把21kip的力分到3个支脚上面然后算point load
? 如果容器在没有装满的时候,wind load跟seismic load会不会造成一个impulsive
跟 convective force?
结构大神指教一下吧~~~
r*****j
发帖数: 7481
27
来自主题: CivilEngineering版 - 问一个concrete pad怎么做
我是说wind load或者E load会不会造成一个impulsive and convective force
x*****u
发帖数: 3419
28
能把你的stability analysis 说一下吗?
我知道对diffusion-convection方程来说,还需要注意如果使用中心差分,要满足cell
Reynolds number条件。你试试把网格分细(或者在有比较大梯度的区域分细)。

r******e
发帖数: 97
29
来自主题: Engineering版 - 问个问题
请问哪位大侠知道以下名词的定义阿
radiant loads, convective loads, conductive loads?
谢谢
y*****u
发帖数: 224
30
来自主题: Engineering版 - Ms, Ph.D assistantships available
Graduate Programs in Earth Sciences at Florida International University
Two teaching assistantships are available in the Department of Earth
Sciences at FIU for MS and PhD students starting their graduate studies in
Fall 2007.
The students will work with Dr. Ping Zhu on researches focusing on hurricane
boundary layer turbulence structures, atmospheric convection, atmospheric
boundary layer and clouds, and cloud-climate feedbacks. You can find Dr. Zhu
’s information at http://www.fiu.edu/%7Ezhup/
i****d
发帖数: 255
31
来自主题: Environmental版 - helo download a paper please
Please help download a paper:
"Exact analytical solutions of the stokes equation for testing the equations
of mantle convection with a variable viscosity",
Earth and Environmental Science, Vol 42, No. 7, Pg 537-545, 2006.
My email: p*********[email protected]
Many thanks!
k***n
发帖数: 383
32
来自主题: GeoSpace版 - 谁能告诉我火星的磁场特征?
火星的磁场弱吧。
基本是地壳里的剩磁。
没有INTRINSIC的DYNAMO产生的磁场,像地球那样的。
随便找2篇PAPER就行了。
ACUNA的SCIENCE
和Connerney的REVIEW PAPER就够了。
基本结论是现在火星的CORE里没有CONVECTION。
所以没有DYNAMO,没有磁场。
但剩辞表明在很久以前是有的(FIRST SEVERAL MILLION YEARS)
y*****u
发帖数: 224
33
来自主题: GeoSpace版 - MS, Ph.D assistantship available
Graduate Programs in Earth Sciences at Florida International University
Two teaching assistantships are available in the Department of Earth
Sciences at FIU for MS and PhD students starting their graduate studies in
Fall 2007.
The students will work with Dr. Ping Zhu on researches focusing on hurricane
boundary layer turbulence structures, atmospheric convection, atmospheric
boundary layer and clouds, and cloud-climate feedbacks. You can find Dr. Zhu
’s information at http://www.fiu.edu/%7Ezhup/
O*********r
发帖数: 1835
34
来自主题: GeoSpace版 - 请教
I don't know of any product that gives the hurricane/typhoon RMW (radius of
maximum wind). Best Track has maximum sustained wind, center pressure (for
Atlantic storms) and center location.
One way to do it is to retrieve this information from satellite data. For
example, we can define RMW as the distance between storm center and the
coldest convective tops. But this would a very labor-intensive work. I
hope someone has already done it so we can use the product (maybe there is).
m*********s
发帖数: 368
35
来自主题: Mathematics版 - 问一个ODE的purtubed问题
变成变分形式, 在f和g满足一定条件的时候, 方程是coercive的, 就有解了
google 一下 diffusion-convection-reaction eq

order
y******n
发帖数: 298
36
来自主题: Mathematics版 - 问一个ODE的purtubed问题
谢谢大牛指导,我学习领悟一下
再进一步请问一下
这个是ode问题,diffusion convection reaction 什么的感觉都是pde里的啊
我研究完了会不会不适用于ode啊?
m*********s
发帖数: 368
37
来自主题: Mathematics版 - 问一个ODE的purtubed问题
你说呢...
这就是一位情况下的问题阿, 早就研究烂了, 不用你研究了
可以去翻翻
Springer Series in Computational Mathematics 第24卷
Robust Numerical Methods for Singularly Perturbed Differential Equations:
Convection-Diffusion-Reaction and Flow Problems
by Hans-Gorg Roos, Martin Stynes, and Lutz Tobiska
第一章就是ode, 就是你说的这玩意
M*********m
发帖数: 2024
38
Just searched online and it seems that relativistic fluid dynamics is related
to the macroscopic fast expansions of mass and electromagnetic fields, etc. It
is different from the fluid dynamics in engineering, which mainly deals with
convection, transfer, viscosity etc.
Relativistic fluid dynamics is not a mystery and not useful in engineering at
all.
The semirelativistic hydrodynamic equations of motion of de Groot and Mazur
[Non-Equilibrium Thermodynamics (North-Holland, Amsterdam, 1962)] for
h****l
发帖数: 7290
39
来自主题: ME版 - code convective BC
just use q=-k.grad(T)?
h****l
发帖数: 7290
40
来自主题: ME版 - code convective BC
学过有限元,不过都忘光了,现在记得的计算流知识都是有限差分的......
g*******a
发帖数: 25
41
I have used this before. It works well if you know the inner pipe surface
temperature. If you only know the inside process fluid temperature, the
result is not accurate since it doesn't take into account the convection
effect between the inside fluid and the inner pipe surface. I have checked
the results with the heat transfer equation. So I recommend to do it by
yourself if the problem is not very complicated. You can get the empirical
heat transfer coefficient from ASHRAE handbook.
j***x
发帖数: 80
42
工作找了大半年了,也没有什么收获,担心是自己经验太少没找对方向,所以求指点。
背景: ME Phd computational heat transfer, (conduction+convection+radiation)
skills: Fortran, matlab,CFD (proficient) AND FEM software (experience)
会用 AutoCAD,发过一些文章,有一点实习经历。
大家知不知道一些相关的企业?求指点
谢谢
j***x
发帖数: 80
43
工作找了大半年了,也没有什么收获,担心是自己经验太少没找对方向,所以求指点。
背景: ME Phd computational heat transfer, (conduction+convection+radiation)
skills: Fortran, matlab,CFD (proficient) AND FEM software (experience)
会用 AutoCAD,发过一些文章,有一点实习经历。
大家知不知道一些相关的企业?求指点
谢谢
r*********8
发帖数: 180
44
来自主题: ME版 - help needed for reference
包子酬谢,
Natural Convection Enhancement on Micro-Grooved Surfaces
Journal of Enhanced Heat Transfer
Year 1994, Volume 1 / Issue3
r*********[email protected] 联系
谢谢!
s**********6
发帖数: 38
45
来自主题: ME版 - Reviewer Needed
International Journal of Energy & Technology
Request from an Italian Editor
key word: Chaotic behavior, thermal convective flow, porous media
请将简历发给我,我会让editor直接联系你。比较急,需要几天内审完。
i*******n
发帖数: 188
46
来自主题: Physics版 - What is oscillatory convection ?
haven't heard about that. Please provide some backgroud.
d*******l
发帖数: 2567
47
来自主题: Physics版 - What is oscillatory convection ?
I guess it's about fluid mechanics. I'll try to find more references.
y*****u
发帖数: 224
48
来自主题: Science版 - Ms, Ph.D assistantships available
Graduate Programs in Earth Sciences at Florida International University
Two teaching assistantships are available in the Department of Earth
Sciences at FIU for MS and PhD students starting their graduate studies in
Fall 2007.
The students will work with Dr. Ping Zhu on researches focusing on hurricane
boundary layer turbulence structures, atmospheric convection, atmospheric
boundary layer and clouds, and cloud-climate feedbacks. You can find Dr. Zhu
’s information at http://www.fiu.edu/%7Ezhup/
f**d
发帖数: 768
49
http://theory.people.com.cn/GB/40538/3132387.html
10年前,中国一百多名顶尖级科学家,耗时4年,预测了21世纪的100道科学难题。
其中很多课题已经成为国家973,985的重点攻关课题。
这是中国科学家第一次向全世界发布自己对未来的看法。
其中19个难题涉及神经科学
49.脑神经系统动力学
Dynamics of the Nervous systems in Brain
50.生命、人的思维、意识、目的等的物理学基础
The Physical Bases of Life, Thinking, Consciousness and Intention
54.脑的计算模型能带我们走多远
How far can the Computational Model of Brain Bring Us?
56.未来的认知神经科学能否给意识以新的解释
If the Future Cognitive Neuroscience Give Us New Explanation of
Consciousness
59.脑的选择性自适应
The Selective... 阅读全帖
o******e
发帖数: 1761
50
欢迎大家在facebook上转发
About Ex-NYPD officer Liang event, here is some clarifications: As Asian
American community, we never try to seek for "white privileges" in any form.
Matter of fact, our community members often are victims of police brutality
and system discrimination in many situations. However, Officer Liang's case
isn't police brutality at all -- a person's gun misfired with no intention
to shoot anyone, the bullet bounced after hitting a wall and just an other
person apparently standing the ... 阅读全帖
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