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Zinc system phosphate coating 锌系磷化膜
The data of gas-liquid balance of ammonium phosphate solution in gas system under different pressures are measured by a gas-liquid balance unit and the gained relative equation is calculated. 采用汽液平衡装置测定了不同压力下磷铵溶液在煤气系统的汽液平衡数据及计算所得的汽液平衡关系式。
Ascorbic acid and ammonium dihydrogen phosphate solution were used as the matrix modifier. 采用抗坏血酸和磷酸二氢铵作混合基体改进剂，热解涂层石墨管，塞曼扣背景。
A zinc series phosphating solution was developed by using sodium nitrite as accelerant. 研制出一种以亚硝酸钠为促进剂的室温磷化液。
The phosphating solution can translate the corrosion layer into preventive film directly and the zinc layer. 研究了一种用于锈蚀镀锌钢板表面的磷化处理剂。
Abstract: A zinc series phosphating solution was developed by using sodium nitrite as accelerant at room temperature. 摘要: 研制出一种以亚硝酸钠为促进剂的室温磷化液。
And the total acidity of zinc nitrate was determined by titrating zinc oxide neutratized phosphating solution with sodium hydroxide standard solution. 加氧化锌中和后的磷化液用氢氧化钠标准溶液滴定，测得硝酸锌的总酸度；
A zinc series phosphating solution was developed by using unpoisonous and free from pollution acceleration HAS for NaNO2. 研究了磷化液中各组分及工艺条件对磷化膜性能的影响,并分析了锌系磷化的原理。
A C18 column and a mobile phase of 0. 05mol/L disodium hydrogen phosphate solution(adjusted to PH 6. 0 using phosphoric acid)-acetontrile(88: 12 ) were employed. The detective wave was 240urn. 采用C18柱，流动相为0.;05mol/L磷酸氢二钠溶液（用磷酸调至pH6
The programmer come up with a solution to the system problem. 程序员想出了一个解决系统问题的办法。
Compound codeine phosphate solution 复方磷酸可待因溶液
I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
The film forming mechanism of a novel calcium modified phosphating solution on galvanized steel was studied. 研究了一种新型的钙改性磷化液在镀锌钢板上的成膜机理。
The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
Through a large number of experiments,the best technological parameters for this composite phosphatizing solution are decided. 结果表明,耐磨复合磷化克服了以往磷化工艺的不足。
The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
In order to improve quality of the phosphating coat and extend lifetime of the phosphating solution, the problem of unusual sediment is studied. 摘要为了提高磷化膜质量，延长磷化液使用寿命，针对异常沉渣这一问题，进行了长期的试验研究。