hydraulic hammer speed switch 液压锤速度开关
high speed hammer mill 高速锤磨机
high speed hammer forging die 高速锤锻模
high-speed hydraulic hammer 高速液压锤
high-speed hammer forging die [机] 高速锤锻模
Uses dynamic contact FEM to analyze impact and collision of hammer to foundation soil in the dynamic compaction, establishes the contact relation between dynamic contact force and speed.
采用动力接触有限元法分析强夯中夯锤对地基土的冲击碰撞过程，建立动接触力与速度之间的接触关系式。
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。
Hammer Crusher other than the large diameter pin with a hammer, hammer weight, the fight against a distinctive feature of high speed.
与其它锤式破碎机相比，具有锤销直径大、锤头重、打击线速度高等显著特点。
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