Mixtures

Knowledge of any given exposure to air pollutant mixtures is largely inadequate.

关于任何特定的暴露于空气污染混合物中的知识,都是极为欠缺的.

In some more complex cases, secondary amines can be nitrated directly with nitrating mixtures.

在某些复杂的情况下, 仲胺能用混合硝化剂直接硝化.

The term crude oil is restricted to liquid mixtures of hydrocarbons and related compounds.

原油这个术语是指烃类和与烃类有关的化合物的液态混合物.

In industrial processes, liquid mixtures are often separated into their pure components by distillation.

在工业过程中, 常用精馏作用把液体混合物分离为纯组分.

All of these mixtures produced a cloudy liquid dispersion.

所有这些混合物,都产生混浊的液体分散系.

At elevated humidities mixtures of soluble and insoluble material are often readily discernible in single particles.

在大湿度时,可溶的和不可溶的物质的混合物很容易在单个粒子中辨认出来.

Syrup of Tolu is used as a vehicle for expectorant mixtures.

吐鲁糖浆是祛痰药物的和药物.

In liquid mixtures tetranitromethane may be used as an oxidizing agent.

四硝基甲烷可用做液态混合物中的氧化剂.

The minimum ignition energy for flammable mixtures containing hydrogen is extremely low.

可燃的含氢混合物的最小点燃能量非常低.

Preserve grading in these areas to protect grass seed mixtures planted in the exposed region.

保护种植在开阔地的绿化地带.

These mixtures of astronomical instruments and time - measuring devices cannot be seen as independent time measurers.

这类计时器尚不能算是独立的计时器,还是天文仪器与计时仪器的混合体.

Other materials consist of mixtures of elements, or mixture of compound.

另外一些物质是元素的混合物, 或是化合物的混合物.

Ammonia - air mixtures are quite difficult to ignite.

氨与空气的混合气体不易燃烧.

Complex mixtures may be separated by " temperature - programming ".

复杂的混合物可用程序升温 色谱仪 来分离.

Certain mixtures may make your red cells group together.

某种混合体会使你的红血球凝结在一起.