ore concentrate meaning in English

精矿砂
精选矿

Standard practices for sampling uranium - ore concentrate
铀精矿取样标准规程
Standard specification for uranium ore concentrate
铀矿浓缩物的标准规范
Determination of extractable organic material in uranium ore concentrate
铀矿石浓缩物中可萃有机物的测试
Determination of boron in uranium ore concentrate by spectrophotometry
铀矿石浓缩物中硼的测定分光光度法
Determination of nitric acid - insoluble uranium in uranium ore concentrate
铀矿石浓缩物中硝酸不溶铀的测定

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