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1)  pretreatment filming agent
预膜剂
2)  liquid prefilming agent
液体预膜剂
1.
Composition and performance research of TS-5110 liquid prefilming agent;
液体预膜剂TS-5110的组成及性能研究
3)  pre-film
预膜
1.
Determination of chemical cleaning and pre-film programme for internal cooling water system of generator;
发电机内冷水系统化学清洗预膜方案的确定
2.
The influence of experimental condition including pre-film,pre-volatilization,temperature,position of suspension,and test method improvement was expatiated.
本文介绍了近几年国内外利用失重法测定气相缓蚀剂缓蚀效果的改进和发展,阐述了预膜和预挥发、温度、挂片位置及实验方法对失重法测定的影响,从而对标准改进提出了具体的要求和方向。
3.
's circulating water system and process and the results of the online cleaning and pre-film of this system.
介绍TDI公司循环水系统的运行概况和系统的在线清洗预膜过程,以及清洗预膜的效果。
4)  prefilming
预膜
1.
Application of cleaning and prefilming in processing of circulating cooling water of Refining and Chemical Company;
清洗预膜在炼化循环冷却水处理中的应用
2.
The process and main points of control of cleaning and prefilming of No.
分析了初冷器结垢和腐蚀的原因,介绍了5#初冷器的清洗、预膜工艺过程和控制要点,5#初冷器经过清洗和预膜后,取得了良好的效果。
3.
The corrosion rate of carbon steel in the prefilming solution was monitored by an on line measurement system consisting of a coulostatic pertubation meter and a micro computer.
运用恒电量测试技术研究了碳钢在循环冷却水预膜处理阶段金属腐蚀速率的变化,建立了相应的等效电路模型,为水处理预膜质量的评定提供了一种新的技术手段。
5)  Pre-membrane
预膜
1.
Application of On-line Cleaning Pre-membrane in Clean Circulating Water System of No.2 BF;
不停车清洗预膜在2号高炉净循环水系统的应用
2.
and combining the process state of the system,the cleaning pre-membrane procedure of the clean circulation water system and the effect are expounded.
主要针对马钢制氧机净循环水系统设备、管道的腐蚀情况,结合系统工艺状况,阐述了净循环水系统清洗预膜过程和效果分析,探讨了该系统在非正常状态下清洗预膜的控制方
3.
Furthermore,according to relating standards and some successful pre-membrane practices,it elaborated the necessity of pre-membrane for power plan s water recovery condenser copper pipes and popular technologies.
介绍了电厂凝汽器铜管泄露的原因及危害性,根据国家的有关标准和一些成功的预膜实践,阐述了电厂凝汽器铜管预膜的必要性和当前普遍采用的预膜的一些基本工艺。
6)  Prefilm
预膜
1.
Study of Prefilming Conditions for Coking Wastewater reuse to Converter Gas-washing;
焦化废水回用于转炉除尘的预膜条件研究
2.
In Water treatment the prefilming process is a key stage, primary protective film formed stablly can not only restrain higher corrosion rate in the primary stage but also considerablly reduce added amount of chemical reagent after stable operation,getting twice the result with half the effort.
在水处理技术中,预膜过程是整个水处理过程中一个重要阶段,形成一个较好的初期保护膜不仅能抑制初始阶段较高的腐蚀速度,而且能大大减少稳定运行后药剂的投入量,起到事半功倍的效果。
补充资料:预膜剂
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性质:在水处理的预处理过程中,能在金属表面预先形成保护膜的一类化学药品。如六偏磷酸钠加锌盐、三聚磷酸钠等。预膜的目的是在使用化学品抑制腐蚀的初期,提高药剂投加的浓度;在正常操作中投加少量的缓蚀剂,便可维持和修补保护膜,节约药剂和费用。

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