deta brass是什么意思

用法例句

Study on extracting chlorophyll from filtered waste of bitter gourd;

从苦瓜滤渣中提取苦瓜叶绿素的研究

The properties and the method of manufacturing and determining phytin and the quality standard of phytin were introduced and the use of the dregs of phytin was expounded.

介绍了菲汀的性质、生产工艺、产品质量检测方法和质量标准,以及菲汀滤渣的利用。