benzaldehyde造句

Based on the reactions , this paper reports research for synthesizing benzaldehyde.
简要介绍以此类方法对合成苯甲醛的研究.

Natural benzaldehyde is prepared by hydrolysis cassia leaf oil.
从桂叶油出发,通过碱性水解制备天然苯甲醛.

Pitch resin was synthesized from benzaldehyde and heavy oil residue.
利用纯芳烃原料和重质渣油研制的沥青树脂具有优良的耐热性.