n. mouth
misc. gun muzzle
The latter part made FEM analysis on a muzzle brake and a cradle of some type with the use of I-DEAS. The maximal load value and its location were produced.
后一部分利用I-DEAS软件对某一型号的炮口制退器和摇架进行了有限元分析，求解了所能够承受的最大载荷以及最大载荷位置。
参考来源 - 火炮人机环系统计算机仿真及典型部件有限元分析·2,447,543篇论文数据，部分数据来源于NoteExpress
炮口吐信突然轰鸣了今年的好着急。
Year that suddenly sang by the mouths of the round-lipp'd cannon.
炮口应广泛，而不是长期或缩小。
从直升机敞开的黑色机门，可怕的机炮清晰可见，炮口直指渔船。
From the open, darkened door the menacing shape of the helicopter's gun was discernable, pointing directly at the boat.
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