基本解释[化學]蒎酸英汉例句雙語例句For convenience in application, RA series of fluxes, in which pinic acid is the main active component, were prepared.爲了便於使用，還研制了以蒎酸爲主要活性組分的RA系列助銲劑。pinic acid更多例句词组短语短語pinic acid diester 松脂酸雙酯Pinic acid diglycidyl ester 蒎酸pinic acid更多词组专业释义化學蒎酸