The elevator USES is the rectangular section rail, can make the engineering staff directly to the working layer, simplifies the project additional complex system and mechanical system.
此种升降机采用的是矩形截面导轨，能够把工程人员直接送到工作层，简化了工程额外的复杂系和机械统。
The elevator USES is the rectangular section rail, can make the engineering staff directly to the working layer, simplifies the project additional complex system and mechanical system.
此种升降机采用的是矩形截面导轨，能够把工程人员直接送到工作层，简化了工程额外的复杂系和机械统。
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