弯曲升降机轨道上从来没有翻新或再利用-只有椅子和运输。

The tracks on curved lifts are never reconditioned or re-used - just the chair and the carriage.

youdao

气压升降调节：椅子之高度可因应使用者不同的体形而调校。

Gas Lift:The Chair Height can be Adjusted According to Different Body Sizes.

youdao

他的椅子能旋转，但是不能升降。

His chairs can swivel, but they can't move up or down.

youdao