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。
2
Fine sand layers sealing, vibrating percussion and high pressure jet grouting method are adopted usually in practice to improve fine sand layers structure and prevent them from being liquefied.
工程中通常采用封闭砂层、振冲和高压旋喷桩等方法施工，以改善砂层结构，防止砂层液化。
3
The percussion drilling, as the important part in enlarging the service field of the current exploration engineering, is taken as the main method in water well drilling.