hydraulic draft gear
... 多孔式液压缓冲器仿真与优化设计 orifice Hydraulic Buffer 液压式缓冲器 hydraulic draft gear 液压阻尼器油缓冲器 oil damper ...
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采用弹簧液压式缓冲器可以大幅度降低反器材步枪发射时的后坐力，是实现反器材步枪低后坐力发射的一种有效技术途径。
By using springhydraulic buffers, the recoil of rifles can be dramatically reduced and the method is an effective technologic measure to realize low recoil firing of antimateriel rifles.
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