breechblock

基本解释

The stiffness and strength of Breechblock must meet the design requirements.
閂躰的剛度和強度必須滿足設計要求。
Xingwen produces wood breechblock, wall nail, single line nail, broad nail, spear nail, thick wall nail and etc.
我廠生産的産品主要有：木螺絲，乾壁釘，單線釘，牆板釘，自攻釘和粗牙乾壁釘等産品。
The locking system features a linearly moving bolt (breechblock) with a separate tilting locking piece.
鎖定系統以一個傾斜鎖定塊的分開以線感人的門閂 (閂躰尾栓) 爲特色。
Because the equivalent stress is invariable when the pressure goes down,the breechblock opening time does not affect forces for extraction.
因此抽殼力是必要的，而且開栓時間對抽殼力的影響很小。
The breechblock (bolt) is located under the bolt carrier, and the locking piece is hinged to the bolt and located under it.
閂躰尾栓 (門閂) 位於門閂運送者之下，而且鎖定塊被裝鉸鏈到門閂而且位於在它之下。

a metal block in breech-loading firearms that is withdrawn to insert the cartridge and replaced to close the breech before firing