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单词
breech bolt
释义
breech bolt
breech bolt
[
′brēch ‚bōlt
]
(ordnance)
A mechanism which opens and closes the breech in a carbine, machine gun, rifle, and the like; designed to push a cartridge into the chamber by sliding action.
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nz (disambiguation)
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更新时间:2025/3/27 18:49:19