... Deleterious Effect 有害作用 ; 毒害身心的作用 ; 有害影响 ; 有害效应 deleterious substance 有害杂质 ; 有害物质 deleterious salubrious 有害的 ...
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... detinning 脱锡 detrimental impurity 有害杂质 devanadation 脱钒酸盐措置赏罚赏罚 ...
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3.2 有害杂质（ detrimental foreign matters） 有毒、有害及其他有碍安全卫生的物质（如毒菇、虫体、动物毛发和排泄物、金属、玻璃、砂石等）。
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... deleterious 有害的;有毒的 deleterious impurities 有害杂质 deletion 缺失;缺损;中间缺失 ...
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乙炔有害杂质 harmful impurity of acetylene ; harmfulimpurityofa
矿石的有用组分单一，有害杂质少，金矿物主要为自然金。
The useful composition in the ore is simple, harmful composition is less and the major ore mineral is natural gold.
矿石的有用组分多样，有害杂质少，金矿物主要为自然金。
The useful composition in the ore is multiplicity, the harmful composition is lack and the major mineral is nature Gold.
巴西CVRD矿具有含铁品位高、有害杂质少、烧结性能良好的特点。
The CVRD ore produced by Brazil has the features of high ferrous grade, few harmful impurities and good sintering properties.
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