Dibenzalpenlpentaerythritol was synthesized using sulfamic acid as catalyst.The yield rate of the product was over 87%.是什么意思_Dibenzalpenlpentaerythritol was synthesized using sulfamic acid as catalyst.The yield rate of the product was over 87%.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句