A filter will remove most impurities found in water.

过滤器会滤掉水中的大部分杂质。

Oil is refined to remove naturally occurring impurities.

油经过提炼去除天然生成的杂质。

The air in the factory is filtered to remove impurities.

工厂里的空气经过过滤去除杂质。

Impurities were burnt away with the use of coke, producing a high-quality refined iron.

杂质用焦炭烧掉，产生高质量的炼铁。

Some people have attributed this longevity to their consumption of a natural mineral water, which is remarkably free from impurities.

一些人认为这些人长寿应归功于他们饮用的一种明显不含杂质的天然矿泉水。

This pulp rubbed gently on the face and the skin polishes the area, clearing it of all impurities that cause pimples, black heads and spots.

轻轻擦在脸上和皮肤的这种纸浆会使这些区域变得光亮，清除所有导致丘疹、黑头和斑点的杂质。

The inventor Henry Bessemer discovered that directing a blast of air at melted iron in a furnace would burn out the impurities that made the iron brittle.

发明家亨利·贝塞默发现，在熔炉里对铁水直接吹一吹气，就会烧掉使铁变脆的杂质。

Once its impurities had settled, the oil could be graded.

一旦杂质沉淀下去，油就可以定级了。

The results showed that he solubility of xylitolincreased with adding impurities such as sorbitol or adonitol.

结果表明，木糖醇的溶解度随加入山梨糖醇或山梨糖醇等杂质而增加。

XRD patterns showed that the cathode material is well-crystallized, homogeneous olivine-type phase, with only tiny trivalence iron impurities.

XRD 图谱表明，阴极材料结晶完整，为均一橄榄石型结构，仅含少量三价铁杂质。

Quartz Wool was made from high-purity quartz, extremely low in metallic oxide impurities.

试映羊毛采用高纯石英制成，非常适用于进样口衬管。

These use carbon or mesh to catch impurities.

这些使用碳或筛网来过滤杂质。

Impurities in its material affect the fatigue life.

材料中的杂质影响疲劳寿命。

The workers' job was to remove impurities from the silver.

工人们的工作是去掉银金属里的杂质。

Wash the remainder with water to remove impurities and surplus lye.

用水冲洗掉杂质和多余的碱液。

The condensed vapor will not include salt or most other impurities.

浓缩蒸汽将不会包含有盐和其他大部分不纯物。

Witch hazel refreshes your skin, and removes excess oils and impurities.

它能促进肌肤更新，去除面部多余油脂和杂质。

What remains in the filter is a mixture of various metals and impurities.

留在滤纸里的是多种金属和杂质的混合物。

Refining, like smelting, is a process of removing impurities from a raw material.

与冶炼矿石一样，石油提炼是一个从未加工的原料中除去杂质的过程。

The filter will retain all the impurities, leaving only a gold (III) chloride solution.

所有的杂质都会留在滤纸上，而三氯化金则可以顺利通过滤纸。

The drop-by-drop melting takes 12-14 hours, removes impurities andstrengthens the steel.

这整个一点一滴重铸的过程包括去除杂质，增加钢材强度，要花上12~14个小时。

This means that an activated-charcoal filter will remove certain impurities while ignoring others.

这意味着活性炭过滤器会去除某些杂质同时忽视其他物质。

The impurities that make the superdeep diamonds useless to the jeweler are invaluable to the scientist.

那些使超深层的钻石对于珠宝商来说没有价值的杂质对于科学家来说是无价的。

This means the nanochannels could also detect impurities, such as arsenic or mercury, in drinking water.

这意味着纳米通道也可以检测饮用水中的其他如砷、汞的杂质。

This means that pimples and zits are caused within your skin, not on the surface caused by dirt and other impurities.

这意味着粉刺和青春痘是由你的皮肤内部导致的，而非皮肤表面的脏东西和其他杂质引起的。

It was commonly believed that, during winter, a person's blood became "thick", sluggish, and loaded with "impurities".

人们普遍相信，在冬天，一个人的血液会变稠，流淌会变慢，并携带杂质。