1) tertiary filtration
三级过滤
2) tertiary filter
三级过滤器
3) Normal three-grade-filtration
常规三级过滤法
4) classifying filtration
分级过滤
1.
In view of the quality problems with viscosity, sulphur and phosphorus contents, it is proposed in research work to coarsen grinding sizes and to adopt plate-and-frame press for classifying filtration, thus the problems with iron ore concentrate filtration are resolved preliminarily.
本文针对梅山铁精矿“粘、硫、磷”质量问题,研究提出放粗磨矿粒度,在分级过滤应用板框压滤机,初步解决了铁精矿难过滤的问题;论述了应用“质量适应性”理论使烧结厂增加精矿配比的措施;并提出了浮选精矿深选法综合降低“粘、硫、磷”的研究成果。
5) single filter
一级过滤
6) 2 grade filtration
二级过滤
1.
Through the particle concentration analysis at the several points in traditional 3 grade series filtration system and the new 2 grade series filtration system and the cleaning effect analysis of the two systems,the feasibility,economics and simplicity of the 2 grade filtration treatment used are verified, the conditions and the new air treatment method for th.
通过对传统的三级过滤净化系统及新型的二级过滤净化系统内各点处浓度的分析及净化效果的分析，证明了二级过滤处理在中小型净化空调系统中应用的可能性、经济性和简单性，并指出了采用这一系统的前提条件和对新风的预处理方法。
补充资料：润滑五定和三级过滤
设备润滑的五定是指：定人（定人加油）；定时（定时换油）；定点（定点给油），定质（定质进油），定量（定量用油），三级过滤是指：液体润滑剂在进入企业总油库时要经过过滤，放入润滑容器要过滤，加到设备中时也要过滤。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条