The width of the piston ring and adoption of the number of rings in the form of orientation and other factors.

活塞的宽度与采用密封圈的数量、导向环的形式等因素有关。

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The width of the piston ring and adoption of the number of rings in the form of orientation and other factors.

活塞的宽度与采用密封圈的数量、导向环的形式等因素有关。

youdao