compact_machine_room_elevator

1.GRPS20 small machine room passenger elevator adopts the compact small machine room layout to effectively reduce the overhead space and cut down the building cost to the full extent.
GRPS 20小机房乘客电梯，采用紧凑型小机房布置方式，有效降低顶层空间，最大程度地降低了建筑成本。
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