英语语法分析

For all that Plato said about beauty, his writings never give a precises definition of it.

译：尽管柏拉图谈论过美，但他的作品从未给美留下过精确的定义。

Determine the bag size depending on the filtration flow, viscosity of the medium, filtration precises.

根据过滤流量、介质粘度、过滤精度这三要素，确定滤袋的尺寸。