2. So, how to differentiate green coating? 那么，如何鉴别绿色涂料呢？
3. In the course of color coating steel plate production, coating thickness directly effects product cost and quality. 彩色涂层钢板的生产过程中，涂层的厚度直接影响产品的成本和质量。
英英解释
n.
1. a thin layer covering something
2. a decorative texture or appearance of a surface (or the substance that gives it that appearance)
3. a heavy fabric suitable for coats
4. the work of applying something
