查询词典 hydrogen

For the first three months of pregnancy, women should try to avoid perming hair, perming agents due to the nitro-containing compounds and alkaline hydrogen peroxide; especially hair dyes containing nitro-, amino-aromatic compounds, may affect fetal development, resulting in severe fetal deficiency occurred.

对于怀孕头三个月的妇女，应尽量避免烫发染发，因烫发剂中含碱性的硝基化合物和过氧化氢；特别是染发剂含有硝基、氨基的芳香族化合物，会影响胎儿的发育，严重的导致胎儿发生缺陷症。

Permethrin into hydrogen as an example.

以氢成菊酯为例。

Dr Tom Delay, the third panellist and chief executive of the Government-funded Carbon Trust, believes that hydrogen is the way forward and may become the dominant fuel.

政府投资的碳托拉斯第三专门小组成员和总经理汤姆·迪莱博士认为，氢很有前途，而且可能成为占统治地位的燃料。

The oxidizers are hydrogen peroxide, molecular oxygen, hypochlorite, organic peroxide, carbonate and so on.

所用的氧化剂有过氧化氢、分子氧、次氯酸盐、有机过氧化物、碳酸盐等。

Gaseous hydrogen systems must be purged of air, oxygen, or other oxidizers prior to admitting

在氢导入之前，必须净化气态氢系统，以去除空气、氧或其它氧化剂

In a complex series of reactions, one of which is promoted by ultraviolet light, the iron reacts with both the hydrogen peroxide and some of the water itself to produce powerful oxidising agents known as hydroxyl radicals.

在一系列复杂的反应中，有一种是在紫外线的推动下，铁与过氧化氢和一些水本身发生反应，产生强大的氧化剂叫做羟自由基。

The catalysts,which were used for oxidating hydrogenized anthraquinone working fluid in the production course of hydrogen peroxide by anthraquinone method were introduced.

介绍了蒽醌法生产过氧化氢在蒽醌氢化工作液氧化步骤中所用的催化剂。

Therefore teachings ,This kind of technology in the sub－micron three oxidates wolfram is prepared to the means by means of the oxidate reduction ,Being living dominates the good temperature 、Hydrogen rate of flow and heat preservation time below the situation ,Is feasible completely ,Predictive effect can attain .

所以说，通过氧化还原的方法来制备亚微米三氧化钨的这种工艺，在控制好温度、氢气流量和保温时间的情况下，是完全可行的，能够达到预期效果。就以上一段话，我是小猫，5wmp不知够不够，可以商量，有点急~~~各位大人帮帮忙

This phenomenon of outflowing material is known as 'molecular outflow' because the material that is expelled is mostly composed of hydrogen molecules.

此种物质往外流的现象，因其中的物质大部份由氢分子构成，所以被称为分子外流。

Experience of process plants could include gas processing, ammonia, methanol, hydrogen, olefines sulphur, polyethylene, and polypropylene.

具备工艺装置经验包括天然气工艺、氨、甲醇、氢、烯烃、硫、聚乙烯、聚丙烯等。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48