泵缸,泵桶
For simulated firing device that its barrel length is 5~ 6 times as that of conventional large caliber gun, there are larger deviation between theoretic calculation result of recoil brake working chamber pressure and tested data.
对某身管长度是常规大口径火炮身管长度的5~6倍的模拟发射装置测试后发现,驻退机工作腔压力理论计算结果与测试数据之间存在较大偏差。
The working principle and energy conservation of pin, screw and temperature control equipment in pin barrel cold feed extruder were described.
介绍了销钉机筒冷喂料挤出机中销钉、螺杆及其新型温控装置的工作原理,论述了上述元件节能的理论依据。
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