preparative

1.preparative photosynthesis

制备性光化合成

2.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。

3.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.

了脱脂米糠经酸浸取碱中和的菲丁生产工艺条件,提出利用循环水浸泡法的新工艺。