空气及其他介质中的各种振动都是以波动的形式传播的。
The vibration in the air and in the other media travels as a wave motion.
皮带传动另一个优点是可以减少振动及其传播。
Another advantage of belt drives is that they reduce vibration and shock transmission.
皮带传动另一个优点是可以减少振动及其传播。
Another advantage of belt drives is that they reduce vibration and shock transmission.
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