杂质

After each time roll changing, must inspect the lubricant whether to harden the nigrescence, whether by impurity pollution, whether to oxidize the emulsification.

每次换辊后要检查润滑脂是否硬化变黑，是否被杂质污染，是否氧化乳化。

Bulk substances (e.g., drug substances, impurities, excipients) should be stored in opaque nonreactive containers.

而像原料药，杂质，赋形剂等，则应当要保存在不透明的惰性容器中。

Nonspecific detection of ordinary impurities is also consistent with this classification.

普通杂质的非专属性检测也是和该分类相一致的。

Exotic-sounding chemicals like nonyl phenol and alkyl phenol ethoxylates are found in detergent, furniture polish, cosmetics and household cleaners, and contain environmental impurities.

异国情调冠冕堂皇的化学品如壬基酚和烷基酚醚被发现在洗涤剂，家具波兰，化妆品和家庭清洁工作，并遏制环境杂质。

Impurities control is one of the most important factors of limiting plasma discharge in Nuclear Fusion research.

杂质控制一直以来都是受控热核聚变中限制等离子体有效运行的重要因素。

A Study of the Law in the Distribution of Cl , S, and F in Officinal in Heiyan Town Nature Reserve of Xixia Henan

作流动相，以电导检测器检测，测定沸水提取碳酸锶产品中的杂质氯的方法。

The working pressure of overfall valve is too low (although oil-pipe is calefactive, cylinder does not work ) or the taper valve with dislocation and mechanism dust in plane of taper valve

溢流阀工作压力太低（尽管油管升温，但油缸不工作）；或锥阀脱位；锥阀阀面粘有机械杂质

According to the theory of one-level recombination center, a simple analysis of the relations between the trap、recombination center and the level position is given.

文摘：利用单一能级复合中心理论，分析了杂质和缺陷作为陷阱和复合中心与能级位置的依赖关系。

It is necessary to examine the effect of these impurities on the catalytic coupling reaction of carbon monoxide to diethyl oxalate.

研究这些杂质气体对CO偶联反应的影响是非常必要的，具有一定的理论和实际价值。

The main impurity involved in the synthesis of erythromycin oxime was separated and purified, which was identified as the very compound formed in the acidic hydrolysis of erythromycin A, i.

分离和鉴定了在合成红霉素肟的过程中产生的一种主要杂质，通过 IR，UV，MS，1 H NMR和 1 3C NMR确证它和红霉素在酸性水解时生成的红霉素 A 8，9-脱水- 6，9-半缩酮为同一化合物。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。