氢化

The craft requirement that introduced to use rice of accept of TiO2 of preparation of zincous oxidation law to be in charge of, influencing factor, form mechanism, reach its to solve water to make degradation of hydrogen, smooth catalysis in photoelectricity the research that solar battery of sensitize of organic contaminant, dye, gas quick conducts the side such as feeling makes progress, looked into its to develop way.

介绍了采用阳极氧化法制备TiO2纳米管的工艺条件、影响因素、形成机理，及其在光电解水制氢、光催化降解有机污染物、染料敏化太阳能电池、气敏传感等方面的探究进展，展望了其发展方向。

N-heterocyclic compounds, such as indole, imidazole, 2-methylimidazole, 2-ethylimidazole, pyrrole and pyrrolidine, could be effectively N-methylated with DMC in the presence of 1-n-butyl-3-methylimidazolium chlorid.

吲哚、咪唑、2-甲基咪唑、2-乙基咪唑、吡咯和四氢吡咯等含氮杂环化合物在氯化1-正丁基-3-甲基咪唑的催化下能被DMC有效地N-甲基化。

The hydride generation, transportation, atomisation and some instrumental Parameters were studied by a kind of orthogonal design.

以正交设计法对该还原反应、氢化物转移、原子化及原子荧光测定条件等进行了详细研究。

The gallbladder mucosa absorbs excess water and electrolytes and secretes hydrogen ions, concentrating and acidifying bile.

胆囊粘膜吸收多余的水、电解质，分泌氢离子，从而浓缩和酸化胆汁。

In the process, 2, 4-difluoroaniline is used to carry out ammoniated reaction. Then through a series of similar reactions, the important intermediate of temafloxacin, which is called 7-chloro-6-fluoro-1-(2, 4-difluorophenyl)-1, 4-dihydro-4-oxo-3-quinoline acid, is gained.

与环丙沙星和二氟沙星类似，用2，4-二氟苯胺进行胺化反应，再进行一系列类似的反应，制得合成替马沙星的关键中间体7-氯-6-氟-1-（2，4-二氟苯基）-1，4-二氢-4-氧代喹啉-3-羧酸。

Fall congeal degrees on mixture of KH150BS bodying oil with different base oil of different nature such as high viscosity index base oil,isomerization unit based oil lost and so on were studied.

进行了KH150BS与高粘度指数基础油、大庆加氢异构化脱蜡油等不同性质基础油调兑后对降凝剂的感受性研究，用倾点测定法考察其降凝效果。

Mo-Ni-P catalyst is a highly effective desulfurer and denitrider and in addition, has a favourable degradation effect on the dehydrogenated products and makes the viscosity og the reformed oily liquid less susceptihle to the effect of the existence of a N_2 atmosphere.

Mo—Ni—P催化剂脱S，脱N效果好，加氢改质产品轻质化效果佳，改质液化油在N_2气氛下粘度变化较小。

Compounds 3a-3d, 4a-4d, 5a-5d, 6a-6e and 7a-7e were prepared with a new efficient method, in which the aromatic amines were diazotized with isoamyl nitrite in EtONa/EtOH under refluxing condition, and mono -, bis -and tetrakis -substituted calix [4] arenes were obtained respectively as main product by diazo-coupling in different molar ratio to calix [4] arene.

一，提出了一个有效的新方法合成含有芳香偶氮基团的杯[4]芳烃衍生物3a-3d；4a-4d；5a-5d；6a-6e和7a-7e：即在非水溶剂乙醇中用亚硝酸异戊酯，在强碱乙醇钠存在下对芳香胺进行重氮化，得到芳香重氮酸盐沉淀，过滤，然后加入杯[4]芳烃的四氢呋喃溶液，通入CO〓气体调节溶液的pH值为7-9，使其发生偶联反应。

With increasing the hydrogen content, HIC appears firstly as ductile cracking by microvoid coalescence, then embrittled cracking by microvoid coalescence and finally by low energy rapid cleavage brittle cracking.

随氢含量的增加，相继表现出微孔聚合式韧性开裂、脆化的微孔聚合式开裂和低能解理式脆性开裂。

The average concentration in No.1 warehouse was reduced by 5.3%in each day when fumigating for seven day.

与无薄膜的全仓环流熏蒸试验相比，膜下环流熏蒸磷化氢浓度达到均匀的时间短；气密性好，熏蒸时取得的Ct值大，杀虫效果更好。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。