2025-11-02 01:45 浏览次数 14
紫外线吸收剂
The method for making umbrella cover materials is to mix the UV absorber and coating base materials and then to conduct coating and baking.
其制做伞面材料方法是将紫外线吸收剂与涂料基料均匀混合后涂布、烘干即可。