基本解释生物香草醛同根派生 英汉例句Preparation of biovanillin was carried out in a perstractive polydimethylsiloxane(PDMS) membrane bioreactor(MBR) to couple its reaction and separation. 用以硅橡胶复合膜为核心的萃取式膜生物反应器对生物香草醛进行了生产分离耦合化的研究。