... 双动桩锤 Hammer double acting pile 桩锤冲程 hammer stroke 复动桩锤 double acting pile hammer ...
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hammer-stroke slag crusher 锤击碎渣机
hydraulic hammer stroke range 液压锤行程范围
dead-stroke hammer 不反跳弹簧锤
dead-stroke ĥ hammer 不反跳弹簧锤
dead-stroke ĕ hammer 不反跳弹簧锤
dead-stroke E hammer 不反跳弹簧锤
Crack size, hammer stroke frequency and rotary speed influence the drilling string fatigue life involve, in which the crack size and stroke frequency were two major factors.
影响钻柱疲劳寿命的因素包括钻柱裂纹尺寸、空气锤冲击频率、转盘转速等，而空气锤冲击频率与裂纹尺寸是影响钻柱疲劳寿命的两大主要因素。
The theory and test proved that the impacting frequency of hydraulic rammer can be adjusted by pipe hammer stroke. The influences of stroke on characteristics of hammer are discussed.
通过理论和实验证明改变液压夯管锤的冲击能和冲击频率，比较简单而经济的方法是调节液压夯管锤的行程，并讨论了改变行程对液压夯管锤的性能有哪些影响。
He drove in the nail with one stroke of the hammer.
他铁锤一敲就把钉子钉进去。
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