A one-pot process catalyzed by Mg-Al composite is used to synthesize 1,2-propylene glycol diacetate(PGDA) by inserting propylene oxide (PO) into acetic anhydride(AA) directly.是什么意思_A one-pot process catalyzed by Mg-Al composite is used to synthesize 1,2-propylene glycol diacetate(PGDA) by inserting propylene oxide (PO) into acetic anhydride(AA) directly.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句