breech 什么意思_有道词典 ... breech presentation 臀先露 ; 臀位 ; 儿捧母心 ; 后肢先产 Breech block 闭锁块 ; 后膛闭锁块 ; 炮栓 ; 枪闩组合 Footling breech 足式臀位 ...
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breechblock thread 炮闩螺纹
eccentric-screw breechblock 偏心闭锁机
breechblock bushing 炮闩轴衬
breechblock connector 炮闩式连接器
breechblock-stop 枪机阻铁
breechblock wedge 炮闩闩体
hollow breechblock 空心曲轴
同义词: breech closer
以上来源于: WordNet
N a metal block in breech-loading firearms that is withdrawn to insert the cartridge and replaced to close the breech before firing 枪闩
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