t******g
发帖数: 462 | 1 can any one tell me by what force the upper of the gun is moved back? I am
confused by the location of the spring coil. | t******g
发帖数: 462 | | S**********s
发帖数: 4534 | 3 short recoil principle, barrel and the slide moves back under recoil, barrel
tilts at a certain point and allows the chamber to unlock to extract and
insert a new round. | p********r
发帖数: 1432 | 4 该图为枪管短后座枪机。
手枪上常用的自动机，除了这个，就是自由式枪机。
推动枪机后退的动力来自火药燃烧产生的压力。
LZ可以找个自由式枪机的示意图, 其弹簧的位置应该不会让人confuse. |
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