查询词典 alkaline

Relative to alkaline battery, the super excellence of lithium battery is much more obvious since it can reduce the number of discarded batteries which contains the noxious lead and hydrargyrum, and we contribute to the environment-protection to a large extent.

锂铁干电池是一种即买即用、电量大、用时久的先进电池。

A novel flow-injection post-chemiluminescence method for the determination of maleic hydrazide was presented for the first time,based on the post-chemiluminescence reaction of maleic hydrazide in the alkaline luminol-potassium periodate system.

基于马来酰肼在高碘酸钾-鲁米诺碱性体系中的后化学发光反应，结合流动注射技术，首次建立了测定马来酰肼的流动注射-化学发光新方法。

The kinetics of Cr reduction by hydrazine in alkaline solution was studied.

本文研究了碱性溶液中N2H4还原Cr的反应动力学及机理。

Study on kinetics of chromium reduction by hydrazine in the alkaline solution

性质：有机化合物分子在还原剂作用下发生的偶联反应。

Terephthalic acid ; hydrogenator ; stress corrosion cracking ; alkaline washing ; catalyst ; safety analysis

对苯二甲酸；加氢反应器；应力腐蚀开裂；碱洗；催化剂；安全分析

The stress corrosion cracking experiments were conducted using SUS 304 L stainless steel WOL samples in 3.0% NaOH solution by mass fraction at 280℃in order to study the anti-stress corrosion performance of PD-201 hydrogenator made of SUS 304 L stainless steel of purified terephthalic acidplant during alkaline washing without stopping production.

通过用SUS304L不锈钢制作的楔形张开加载预裂纹试样，在280℃、质量分数为3.0%的NaOH溶液的条件下进行应力腐蚀试验，以模拟对苯二甲酸装置的加氢反应器PD-201不停车碱洗工作过程中SUS304L不锈钢在该介质环境下的抗应力腐蚀性能。

On the basis of this observation, we studied the hydrolysis of PAN in alkaline solution.

在此基础上，论文研究了聚丙烯腈膜在碱溶液中的水解反应，通过控制水解反应的温度和时间制备了一系列具有不同水解度的PAN超滤膜。

The effects of oxiammonolyzation by hydroperoxide on the main functional groups of wheat straw alkaline lignin were studied.

研究了麦草碱木质素的过氧化氢氧化氨解对主要官能团的影响。

The effects of transitional metal ions on the oxiammonolysis of wheat straw alkaline lignin with hydroperoxide were studied.

探讨了过渡金属对麦草碱木质素过氧化氢氧化氨解的影响。

And content of Ach was tested by alkaline hydroxylamine method.

用Morris水迷宫法测试小鼠的空间记忆能力，用比色法测定大脑皮质胆碱乙酰转移酶、胆碱酯酶活性，用碱性羟胺法测定乙酰胆碱含量。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷