P - toluidine - 2 - sulphonic acid was synthesized with kerosine as solvent. The yield of prouduct and the recovery of kerosine were both over 85 %.是什么意思_P - toluidine - 2 - sulphonic acid was synthesized with kerosine as solvent. The yield of prouduct and the recovery of kerosine were both over 85 %.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句