preparative

preparative photosynthesis

制备性光化合成

schools where parents send children as a preparative for worldly success.

父母为孩子日后成功作准备而送入的学校。

The preparative process of phytin from degrease tikitiki by acid leaching and alkali neutralization was studied.The new process contidion of circulating water leaching was obtained.

研究了脱脂米糠经酸浸取碱中和的菲工艺条件,提出利用循环水浸泡法的新工艺。