melamine water reducing agent
... 三截窗 three-light window 三聚氰胺减水剂 melamine water reducing agent 三联浅槽饰 triglyph ...
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By addition of compound additives made of some cheap components, the production cost of melamine water reducing agent is greatly decreased so that the spread and application value increases.
通过掺入某些廉价组分制成复合型外加剂，使得三聚氰胺减水剂的生产成本大幅降低，从而提高其推广应用价值。
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