impurities

Semiconductors containing such impurities are called p-type semiconductors.

含有这类杂质的半导体叫做P型半导体.

It is free from air, moisture or impurities.

它不含空气, 水份和杂物.

This food is contaminated with impurities.

这食物已被不洁物质所污染.

Analyses and Discussion of Fix Carding Impurities Extraction Set on High production Cards

高产梳棉机固定分梳除杂装置的分析探讨

The buildup of impurities often results in defective plating.

杂质的积累经常导致不良的电镀.

A filter will remove most impurities found in water.

过滤器会滤掉水中的大部分杂质。

The more general impurity acid corrosion faster.

一般来说杂质越多酸蚀速度越快。

Time behaviour of impurity content has been obtained using a fast measuring system.

用快速测量系统记录了杂质组分的时间行为；

The analysis of metal impurity in high purity chemical reagents

IC用高纯试剂中金属杂质分析

For this reason, must optimize the parameter and control impurity.

为此，在球磨过程中，必须优化参数及控制杂质的含量。

We had to work off the impurities.

我们得把杂质去掉.

Oil is refined to remove naturally occurring impurities.

油经过提炼去除天然存在的杂质。

Calcitic limestone is mainly CaCo 3 with relatively small amounts of impurities.

方解石灰岩,主要是由CaCo3和少量的杂质所形成.

Diffusion growth model of doping impurity longitudinal profile in the grown materials

生长材料中掺杂杂质纵向分布的扩散生长理论

Once its impurities had settled, the oil could be graded

一旦杂质沉淀下去，油就可以分级了。

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

一旦杂质沉淀下去，油就可以分级了。

Comparison and optimization of analysis method of hydrocarbon impurities in high purity propylene

高纯度丙烯中烃类杂质分析方法的比较与优化

The impurities present have an important effect on the rate of setting.

存在的杂质对凝固速率有很大的影响.

Adsorption Behavior of Impurity Gas on Pd Alloy Surface

杂质气体在钯合金表面的吸附行为

Analysis of factors effecting the determination of impurities in Zr compounds

影响准确测定锆化合物中杂质的原因分析

Design of Impurity in Cotton Auto-Recognition System Based on DSP

基于DSP的原棉杂质实时检测系统

Influence of Surface Impurity Profiles on Characteristics of Negative Resistance of Transistor

表面杂质浓度分布对晶体管负阻特性的影响

Impurities tend to segregate at grain boundaries.

杂质常常在晶粒间界偏析.

Active carbon adsorbs poisonous gases and impurities in liquids.

活性炭吸附毒气和液体中的杂质。

Filtering the water removed some of its impurities.

把水过滤一下除去了一些杂质.

There were impurities in the water.

水面上飘着浮渣。

Traditional Methods to Analyze Heavy Metallic Impurities in Gold Plating Solutions

镀金溶液中重金属杂质的常见分析方法

The residual impurities can effect wet-process production in several ways.

这些残留的杂质可能在几个方面影响湿法生产.

The Computer Aided Analysis of Impurity Segregation in the OS Interface

OS界面杂质分凝的计算机辅助分析

The air in the factory is filtered to remove impurities.

工厂里的空气要经过过滤，以清除其中的杂质。