矿石贫化率取决于放矿参数.The ore dilution rate depends on the ore drawing parameters.内氧化区前沿的合金中未发现铁的贫化.No obvious iron deletion was observed in the alloy beneath the internal oxidation region.矿石的贫化率与损失率较高,是造成资源浪费和制约企业经济效益的突出问题.Highe...
Sheard lusted after the Directorship.希尔德一心想当董事。Barry resigned his directorship in December 1973.巴里于1973年12月辞去了他的董事之职。He resigned his directorship and left the firm.他放弃了董事职务,离开了公司....