基本解释[化学]蒎酸英汉例句双语例句For convenience in application, RA series of fluxes, in which pinic acid is the main active component, were prepared.为了便于使用,还研制了以蒎酸为主要活性组分的RA系列助焊剂。pinic acid更多例句词组短语短语pinic acid diester 松脂酸双酯Pinic acid diglycidyl ester 蒎酸pinic acid更多词组专业释义化学蒎酸