Feather step fallaway reverse slip pivot.

羽步并退左转步与滑轴步。

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Step bushings are placed in all key pivot areas to increase strength and reduce stress.

重要枢 轴均采用阶梯衬套，以便增加强度和减小应力。

youdao

Step bushings are placed in all key pivot areas to increase strength and reduce stress.

重要枢 轴均采用阶梯衬套，以便增加强度和减小应力。

youdao