The light detection module group is integrated on the bearing seat, and corresponds to the side surface of the sliding rod with the locating grooves.

光检测模组整合于承座上并且对应于滑动棒具有定位凹槽的 侧面。

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In crosshead-type engines, the piston fastens to a vertical piston rod whose lower end is attached to a sliding member called a crosshead, which slides up an down in guides.

在十字头型发动机中，活塞连接在一根垂直的活塞杆上，活塞杆的下端又连接在一个叫做十字头的滑动构件上，十字头在导轨中上下滑动。

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