In the design of the recoil system, the designer need the recoil resistance curve to evaluate the performance of the recoil system.
在火炮后坐系统设计中，设计人员需要后坐体的运动阻力曲线来分析评价后坐系统的性能。
In the design of the recoil system, the designer need the recoil resistance curve to evaluate the performance of the recoil system.
在火炮后坐系统设计中，设计人员需要后坐体的运动阻力曲线来分析评价后坐系统的性能。
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