CL 9270 can react with reactive group of carboxyl line of polymers and the cross-linking starts and occurs, especially during the finished film drying.是什么意思_CL 9270 can react with reactive group of carboxyl line of polymers and the cross-linking starts and occurs, especially during the finished film drying.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句