If a coating system is to be used deviating the default, it must be approved by GEWE before.
如果使用背离默认值的涂层系统，则必须事先得到GEWE的批准。
This test is used as a common method for expressing corrosion resistance of a coating system.
这种雾也可以是酸性的，这种试验是表述涂层耐腐蚀性能一个通用的方法。
An aromatic isocyanate is introduced into an IPN coating system to partly substitute the aliphatic isocyanate.
利用IPN技术将芳香族异氰酸酯引入互穿聚合物网络涂层，取代部分脂肪族异氰酸酯。
应用推荐