upward acting door

基本解释向上开 门

网络释义

1)upward acting door,向上开 门2)upward-acting door,向上开的门3)double swing door,双向开门4)The door opens outward.,门向外开。5)upward opening door,up sliding door,上开单扇门6)upward opening two-speed door,上开快慢门

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