This is a 1.5 m long hollow cylinder apparatus, can use the elevator shuttle to hydraulic excavator through food channel.

这是一根长1.5米的空心圆柱状设备，可以利用升降机穿梭于液压挖掘机打通的给养通道。

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The use of hydraulic cylinder in hydraulic elevator, the part usually has five parts: piston and piston rod, cylinder and cylinder head, buffer device, sealing device and exhaust device.

液压升降机中使用的液压油缸，其组成部分通常有五部分：活塞和活塞杆、缸筒和缸盖、缓冲装置、密封装置、排气装置。

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The paper introduces the structure and work principle of YBY01 vehicle-used loading and unloading hydraulic elevator and puts forward the designing process.

介绍了YBY01型车用装卸液压升降机的结构组成与工作原理，提出了YBY01型车用装卸液压升降机的设计要点。

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Chakalis was riding in a hydraulic elevator in her West Hollywood apartment building at 2:30 a.m. in July 2005 when the cab began shaking and then dropped six floors to the ground.

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