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The invention provides a combined piston for a single cylinder or single cylinder double-action piston.
本发明为单缸或者单缸双作用活塞提供了一种组合式活塞。
youdao
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The invention provides a combined piston for a single cylinder or single cylinder double-action piston.
本发明为单缸或者单缸双作用活塞提供了一种组合式活塞。
youdao