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开孔 面积 | |
archit. | aperture area |
开孔面积 | |
met. | open area |
系数 | |
hydroel.st. | factor; parameter |
met. | moduli |
sport. med. | constant |
tech. | coefficient |
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aperture area; area of opening; opening area | |||
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aperture area | |||
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open area |
开孔面积 : 5 phrases in 3 subjects |
Engineering geology | 3 |
General | 1 |
Technology | 1 |