roller gear meaning in Chinese

滚柱齿轮
滚子齿齿轮

As the roller gear cam rotates in co - ordination , machinery to operate effectively
由于滚子齿轮式凸轮在旋转时互相配合，机械以有效运作。
Focusing on present defects of cnc milling machine tools specializing in machining the roller gear indexing cam , two design projects of simultaneous five - axis movements of cnc milling machine tools specializing in machining the roller gear indexing cam are raised
摘要针对当前国内弧面凸轮加工专用数控铣床的缺陷，提出两种五轴联动的加工弧面凸轮专用数控铣床的设计方案。