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artificial heavy minerals
释义
artificial heavy minerals
Encyclopedia
工学
单矿物制备
释
artificial heavy minerals
人工重砂
利用矿物组合之间的密度差异,采用淘洗盘来分选矿砂样品,通过人工回旋动作获得的相对密度较大的矿物。
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air to ground missile
Air to ship missile
air toxics
air track
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Air Traffic Control Building
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