Meanwhile, in view of research results have been shortcomings, the author from a village perspective of such a micro-flow situation of the village, the farmers conducted in-depth study of governance.
The polymer micro porous filter technology and its applying situation, the structure and characteristics of the filter are described, and the industrial application prospect is predicted.
介绍高分子精密微孔过滤技术、 过滤机结构与性能、应用现状,分析其在工业中的应用前景。
3
The present situation of grinding and classification and the principles of micro-stage grinding technique of Meishan Mine are described.