发布时间:2025-01-20 05:48:48
紫外光。光敏树脂,俗称紫外线固化无影胶,或UV树脂(胶),主要由聚合物单体与预聚体组成,其中加有光(紫外光)引发剂,或称为光敏剂。在一定波长的紫外光(250~300nm)照射下便会立刻引起聚合反应,完成固态化转换。
2024年3月安装房门黄道吉日 2024年3月哪天适合安装房门
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