甲的

The kinetic parameters of vanadium catalytic oxidation of azomethine H by bromate have been determined by using spectrophotometric method .

以酸性介质中痕量钒催化溴酸钾氧化甲亚胺 H显色反应为对象，利用光度法研究了反应的动力学参数。

place establishs a method simple, repeatability is good, apply to what solvent remains in element of armour of tall black of hydrogenous bromic acid to determine.

结论所建方法简单，重复性好，适用于氢溴酸高乌甲素中残留溶剂的测定。

We gained the ethynylferrocene in high yield by the the reaction of triphenylphosphine with chloroform or bromoform in the presence of KOBu~t to give witting reagent, which reacted with formylferrocene and then followed by n-butyllithium dehydrohalogenation.

在本论文的第二部分，我们用三苯基磷与溴仿或氯仿在叔丁醇钾作用下，制得三苯基磷甲叉烯，然后与二茂铁甲醛反应，得到二氯取代烯烃，在正丁基锂作用下得到二茂铁乙炔。

The main contents are:(1) The polarized laser Raman spectra of acetone, methyl alcohol, alcohol, ethylene glycol, formamide, acetonitrile, acetic acid, Chloroform, Methylene chloride, and Bromoform are measured in the experiment.(2) The depolarization ratio of Raman shift in the measured spectrum are

主要的结果有：得到了丙酮分子9条喇曼谱线、甲醇分子5条喇曼谱线、乙醇分子9条喇曼谱线、乙二醇分子7条喇曼谱线、甲酰胺分子8条喇曼谱线、乙腈分子8条喇曼谱线、乙酸分子8条喇曼谱线

To study the analysis method of samples including a combination of dimethylformamide, undecane and butanone in the air of workshop.

［目的］研究工作场所环境空气中二甲基甲酰胺、十一烷和丁酮混合物一次吸附、一次分离的定量分析方法。

It serves as the general agent for Heilongjiang Petrochemical Plant in the markets of North China,East China, and South China,and has signed agency contracts with all big producers to become a leading enterprise for dealing in butanone.

本公司是黑龙江石油化工厂华北、华东、华南地区总代理，并与各大生产厂家筌定了代理合同，成为甲乙酮经销的龙头企业。

Methoxy sec-ethyl acetate, Ethyl acetate, Ethyl forate,α-Pinene,β-Pinene, Camphene, Junipene, Limonene, P-Cymene, Linalool and Terpinole are regarded as the key flavorous components, which result in the peculiar smell and taste in fruits of Rubus L..

综合分析表明，甲氧基次乙基乙酸酯、乙酸乙酯、甲酸乙酯、α-蒎烯、β-蒎烯、莰烯及桧烯、柠檬烯、对伞花烃、芳樟醇、萜品醇类等化合物是四种悬钩子类果实的主要香味成分。

New Zealand director Jane Campion has urged female film-makers to "put on their coats of armour" and make an impact on the Cannes Film Festival.

新西兰导演Jane Campion建议女电影制作人"穿上她们的护甲"，在戛纳电影节上有所作为。

Carrier-borne machine technology, eject platform is installed on battleship, the generality that exceeds small-sized and unmanned aircraft or aircraft military equipment to undertake to the enemy close quarters is hit blasts off outside extremely far cannon-shot.

舰载机技术，在战舰上安装弹射平台，在极远射程外发射超小型无人机或机甲兵对敌人进行近距离打击的概论。

In the course of MODS caused by cantharidin in rats,cardiac failure precedes the renal and hepatic failure.

在去甲斑蝥素致大鼠MODS的病程中，心功能衰竭出现在先，然后为肾和肝功能衰竭。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。