齿轮传动是机械传动中应用最广泛的一种传动，具有承载能力大，效率高，传动比准确，结构紧凑，工作可靠，使用寿命长等优点。
The gear transmission is most widely used in mechanical transmission with large carrying capacity, high efficiency, precise gear ratio, compact structure, reliable operation and long life.
齿轮传动是机械传动中应用最广泛的一种传动，具有承载能力大，效率高，传动比准确，结构紧凑，工作可靠，使用寿命长等优点。
The gear transmission is most widely used in mechanical transmission with large carrying capacity, high efficiency, precise gear ratio, compact structure, reliable operation and long life.
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