upward acting door是什么意思

中文翻译向上开门

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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

upward acting door是什么意思

网络释义

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