Breech block 闭锁块 ; 后膛闭锁块 ; 枪后膛段 ; 用后膛闭锁块
breech block connector 炮栓式连接器
Hinged Breech Block 翻动式闭锁
Rotating Breech Block 转动式闭锁
breech block return spring 枪膛回力弹簧
breech block co ector 炮栓式连接器
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N a metal block in breech-loading firearms that is withdrawn to insert the cartridge and replaced to close the breech before firing 枪闩
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