发布时间:2025-01-29 20:50:04
你用的是双组份的还是单组份的啊,双组份硅胶是一定要加固化剂的,做指纹膜的硅胶是加成型硅胶HF-7509,比例是1:1的,没有两者混合是不会固化的!
2024折叠电动车新国标自行车选购7月更新型号推荐雅迪47爱玛47新日哪个品牌值得推荐
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