对表面活性剂和膜溶剂进行筛选，结果表明，兰113b—煤油体系可代替上205—煤油体系。
After sifting the surfactant and membrane solvent the results show that s205-kerosene solvent system may be substituted by l113b-kerosene system.
本文主要从磷化处理的概念，磷化膜的生成机理，磷化膜的影响因素及磷化膜质量对钢盂拉伸的影响等方面来详细阐述了磷化处理技术在发兰管壳制造方面的应用。
The paper discusses on the concept of the phosphorprocess, the theory and influence factors of forming phosphor-film and the effect of quality of phosphor-film on the extension of steel-jar.
泊兰诗雅原液系列，各种面膜，凝胶，软膜粉系列。
Mooring LAN poems concentrate series, all kinds of mask, gel, soft membrane powder series.
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