low-grade phosphate ore的意思|示意

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低品位磷矿


low-grade phosphate ore的网络常见释义

低品位磷矿 ... low-grade phosphate ore 低品位磷矿 low-grade chromite ore 低频感应炉 low-grade fine molybdenum ore 低品位精钼矿 ...

low-grade phosphate ore相关短语

1、 lower low-grade phosphate ore 下贫矿回采