1) multi stage ultrafiltration
分级超滤
1.
Raw dextran was separated and purified by multi stage ultrafiltration according to the different ranges of molecular weight.
通过采用分级超滤的方法以不同的分子质量范围对右旋糖酐粗品进行分离纯化 ,并分析右旋糖酐在不同分子质量范围内的分布。
3) ultrafiltration separation
超滤分离
1.
Effects of feed velocity, operational pressure and enzyme activity of xylanases on ultrafiltration separation of endo-β-xylanase and β-xylosidase were investigated.
研究了进料速度、操作压力、木聚糖酶活大小对内切-β-木聚糖酶和β-木糖苷酶超滤分离的影响。
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。
6) ultrafine classification
超细分级
1.
This paper introduced structure,ultrafine classification conditions and characters.
介绍了聚氨酯水力旋流器的结构、超细分级技术条件和特点，列举了旋流器分选高岭土最佳工艺操作技术参数，为正确选择超细分级条件提供了依据。
2.
The current situation and development of ultrafine classification was summarized in this paper.
对超细分级技术的现状与发展进行了综述，着重介绍了近几年发展起来的各种超细分级机构造、工作原理及部分工作参数。
3.
The development status of equipment for ultrafine grinding and ultrafine classification in China was introduced.
介绍了我国超细粉碎及超细分级设备发展情况。
补充资料：LF型内藏分级立式超微粉碎机
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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