查询词典 catalysis

The synthesis of benzyl benzoate from sodium benzoate and benzyl chloride by phase transfer catalysis process is studied in the article.

由苯甲酸钠和氯化苄通过相转移催化法合成了苯甲酸苄酯，考察了几种季铵盐类相转移催化剂的亲核取代反应性能。

Methodological furan and reaction of Diels-Alder of course of Ma Lai anhydride are generated go armour goes element of hydrogenous Chinese blister beetle, reductive below palladium charcoal catalysis into go element of armour Chinese blister beetle, with replace aniline condensation to become nitrogen - phenyl goes acyl of armour Chinese blister beetle inferior the ramification of amine.

方法呋喃和马来酐经过Diels-Alder反应生成去甲去氢斑蝥素，在钯炭催化下还原成去甲斑蝥素，和取代苯胺缩合成氮-苯基去甲斑蝥酰亚胺的衍生物。

As the speed of this catalysis reaction was very fast, the concentration of BQ around cells would become higher and higher.

第三章建立了用SECM测定单个中性粒细胞中的髓过氧化物酶活性水平的方法。

The preparation of carbide as well as its effects on the catalysis is also reviewed.

但由于这些文献都是用其母语报道的，因而没有引起广泛的关注。

In this paper,the catalysis and mechanism of ionic liquids for direct synthesis of dimethyl carbonate is studied.

考察了多种离子液体对直接合成碳酸二甲酯反应的促进作用，并对机理作了分析。

Under ultra high pressure, limonene was converted to α-terpineol and carvone respectively via acid catalysis and oxidation reaction.

超高压处理橙汁使其中柠檬烯在高压下发生水合、氧化反应分别生成α-松油醇和香芹酮。

Preparation of aerogels and their application in catalysis are introduced in this paper.

本文综述了气凝胶的制备方法以及它在催化领域的应用。

So, it is possible to play an important role in PDH catalysis.

因此，猜测它可能对HPDH的催化起重要作用。

The reform of curriculum system is the core of catalysis of the whole education reform.

课程体系改革是教育改革的核心和催化剂。

In combination of corresponding new process, catalysis and separation is integrated.

结合相应的新工艺，实现了催化分离一体化。

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％。