The successful development of hydraulic coupling is a huge change of traditional shaft coupling.

液压联轴器的成功研制是对传统联轴器工艺的一次巨大变革。

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The successful development of hydraulic coupling is a huge change of traditional shaft coupling.

液压联轴器的成功研制是对传统联轴器工艺的一次巨大变革。

youdao