... 固足式混凝土泵 stationary concrete pump 拖式混凝土泵 trailer concrete pump 车载混凝土泵 transported concrete pump ...
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concrete trailer pump 混凝土拖泵 ; 砼拖泵
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Taking the rocker arm of trailer concrete pump as a typical example, application of nc electric-spark line-cutting to female spline machining is described.
以混凝土拖泵中的典型零件——摇臂为例，介绍数控电火花线切割在内花键孔加工中的应用。
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