percussion mechanism channel 引发机槽
percussion firing mechanism [军] 着发射击机构
percussion control mechanism 击发控制机构
percussion transmission mechanism 击发传动机构
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The Bayes method is applied in this paper to evaluating the reliability of the percussion mechanism of certain naval ordnance in shooting.
为评价某舰炮发射过程中击发装置的可靠度，本文应用了贝叶斯方法。
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