当机门在关闭时受阻，会有一个特别的“升降机门受阻”显示灯亮著。

When the landing door is obstructed while closing, the special "door obstructed" sign lights up.

youdao

当机门在关闭时受阻，会有一个特别的“升降机门受阻”显示灯亮著。

When the landing door is obstructed while closing, the special "door obstructed" sign lights up.

youdao