碱性反应

The catalysis of single and mixed micelles and functional molecules for alkaline hydrosis of acetanilide has been studied at 40℃ in aqueous acetonitrile solution with UV spectrophotometry.

在40℃下乙腈水溶液中，用紫外分光光度法研究了单一和混合胶束及功能分子对乙酰苯胺碱性水解反应的催化作用。

Alkaline hydrolysis of acetanilide ; single and mixed micelles ; functional molecule ; consecutive first order reaction ; self function regression method

乙酰苯胺碱性水解；单一和混合胶束；功能分子；连续一级反应；自函数回归法

It was found that solvent pyridine plays an important role in the formation of nanocrystalline nickel selenides due to its appropriate coordinative ability and alkalescence.

又在50℃的温度下，在吡啶溶剂中以水和肼为还原剂，得到了Ni〓Se和NiSe〓，纳米晶溶剂吡啶由于具有合适的配位能力及碱性而在反应中起了关键作用。

HarpinPss can also induce the release of active oxygen and extracellular alkalinization, two early defence responses in tobacco suspension culture.

Harpin_还可引起烟草悬浮细胞活性氧的释放和胞外碱性化这两个早期防卫反应。

The catalytic effect of basic lithium phosphate on the preparation of allyl alcohol by isomerization of propylene oxide was studied in this dissertation.

本论文主要研究了碱性磷酸锂在环氧丙烷异构化制烯丙醇反应中的催化作用。

Method］ First of all,esters and lactone reacted with hydroxylamine and formed hydroxamic acid under alkaline conditions; secondly,hydroxamic acid reacted with Fe3+ and generated amaranthine hydroxamic acid-iron complex; finally,esters and lactone contents were measured indirectly at the wavelength of 506 nm.

方法］首先，酯和内酯在碱性条件下与羟胺反应生成异羟肟酸；然后，在酸性条件下异羟肟酸又与Fe3+络合生成紫红色的异羟肟酸铁络合物；最后，在506 nm波长下间接测定酯和内酯含量。

Corrosion caused by a reaction of an amphoteric metal with the alkaline products of electrolysis.

由于两性金属与电解碱性物质的反应而引起的腐蚀。

Hydrolysate of epichlorohydrin in alkali aqueous solution was studied, mole ratio of epichlorohydrin to water, temperature and time were investigated in detail, the mechanism was discussed in this paper.

研究了环氧氯丙烷在碱性水溶液中的水解产物，考察了原料摩尔配比、反应温度和反应时间等对水解率的影响，讨论了其水解机理。

The effect factors on glycolic acid ratio were studied(reaction temperature,reaction time,and the ratio of catalyst to choloroacetic acid).

以氯乙酸和氢氧化钠为主要原料，碘化钠为催化剂碱性水解法合成羟基乙酸，并采用单因素法对影响因素进行了研究，得到最优化条件：反应温度90℃，反应时间8 h，催化剂NaI用量为氯乙酸质量的0.8%。

The rate enhancement in homogeneous Suzuki reaction by Lewis acid has been investigated.

研究了Lewis酸在Suzuki反应中的促进作用，考察了Lewis酸、溶剂及碱性试剂对目的产物收率的影响，并优化了反应条件。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。