high energy radiotherapy equipment ==> 高能放射治疗机 high energy rate forging hammer ==> 高速锤,高速锤 high energy rate forming ==> 高能率成形 ..
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The upsetting test of metal powder sintered preform by blow speed of the hydraulic press, crank press, pneumatic hammer and high energy rate forging hammer was reported.
研究了用液压机、曲柄压力机、空气锤及高速锤的打击速度对粉末冶金烧结体进行的镦粗试验。
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