查询词典 ammoniacal

Thioglycolic acid-capped CdTe quantum dots were prepared by hydrothermal method and used to the determination of ammoniacal nitrogen.

本研究在水相中合成了高质量的巯基乙酸包被的CdTe量子点。

In ammoniacal leaching, the Fe-Co alloy with cobalt of...

Fe_3O_4相中的钴在氨溶液中似乎是不溶的。

Ammoniacal nitrogen(NH4-N) is the major form in paddy soil.

铵态氮是水稻土主要氮形态。

The main reaction mechanisms are illustrated in determination of ammoniacal nitrogen by nessler's reagent colorimetric method, six common problems about the method are discussed and solution methods are summarized in this paper.

阐述了纳氏试剂比色法测定氨氮实验中涉及的各反应过程原理，对实验中常见的6个问题分别作了探讨，提出了解决办法。

A thermodynamic analysis of cementation of Ag with Cu in ammoniacal solution has been carried out. The calculated results indicated that this cementation reaction is possible thermodynamically.

进行了氨性溶液中Cu置换Ag的热力学分析，计算结果表明，该置换反应在热力学上是可能的。

A yellow colour indicates the presence of ammoniacal nitrogen.

若出现黄色即表示有氨态氮存在。

A new catalytic spectrophotometric method for the determinati-on of trace copper is described. This method is based on the oxidation of Phloxine by hydrogen peroxide in ammoniacal medium, catalyzed by copp-er.

本文提出了催化光度法测定痕量铜的新方法，此法是基于萤光桃红在氨性介质中被H_2O_2氧化的反应受到痕量Cu的催化。

At present, traditional means namely neutralization is usually used to treat these acids in order to meet production requirements, which means great waste of acid and alkali, As to high concentration of ammoniacal nitrogen, since there is no economic and feasible means yet, it is usually discharged directly without any treatment, which has great effects on the surrounding environment.

目前，对这部分酸传统的处理方法是通过加碱中和以达到工艺要求，酸碱浪费极大，而对于生产过程所排的高浓度氨氮，由于尚未有经济可行的处理方法，一般是未加任何处理就直接排放，对稀土冶炼厂周边环境的影响不容忽视。

Voltammetric behaviors of adrenaline and its beryllium complex in ammoniacal solution;(3). studies of europium at chemically modified electrode and its application in analytical chemistry.

论文分为三部分，即水溶性金属卟啉络合物的电分析化学研究；肾上腺素及其铍络合物的电分析化学研究和铕化学修饰电极的研究及其分析应用。

Five preservatives,based on different formulas of Ammoniacal copper quaternary,were selected to treat bamboo to evaluate their performance of decay and leaching resistance.

比较了5种ACQ防腐剂处理竹材的防腐性能和抗流失性。

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。