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单词
gravel and rock
释义
gravel and rock
Encyclopedia
工学
水泥混凝土
释
cemented sand;gravel and rock;CSGR
胶凝砂砾石
用适量胶凝材料(包括水泥、粉煤灰等)与砂、砾、石拌合一起,在摊铺后通过振动碾压或振捣形成的具有一定强度的筑坝材料。
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Knoevenagel reaction
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Knoll Inc.
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Knot
knot
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knot complement
knot complement conjecture
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knot curve
knot determinant
knot diagram
knot dragon dance
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