A cam is a device that can change rotary motion into linear, or straight - line, motion.

运动变为线性或直线运动的装置.

互联网

Lead screw is the key part in mechanical drive used transfer helical motion into linear motion.

丝杠是机械传动元件中的关键设备,是将螺旋运动转换为直线运动的传动部件.

互联网

Modern Olympics motion into being, Olympics motion is on the rise in Europe capitalism industrialization times.

现代奥林匹克运动进入目前, 奥运会的动议,增加在欧洲资本主义工业化时代.

互联网