回动轴 [机] reverse shaft ; reversing shaft ; weigh shaft ; weigh bar shaft
回动装置 reversing gear ; [机] reverse gear ; reversing drive
回动杆 reversing lever ; [铁路] reverse rod ; reversing link ; reverse link
回动阀 back valve ; reversing valve ; [机] reverse valve
回动输送机 REV CNVR
回动螺旋 reversing screw ; shifting screw
回动弹簧 [机] return spring ; backspring ; marginal spring
回动凸轮 resetting cam ; returncam
回动离合器 reversing clutch
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