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1·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。