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mineral identification
释义
mineral identification
Encyclopedia
工学
矿物鉴定
释
mineral identification
矿物鉴定
根据矿物的物理、化学性质差异,利用肉眼或借助仪器对组成矿石的矿物进行鉴别和测定的活动。
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passche index
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Passenger
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passenger information system
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