sprayed on plaster

Then it introduces the research development of the spraying starch, polyacrylamide, copolymer emulsion strengthener and multi-combination chemicals in improving the ring crush test.

该文综述了影响瓦楞原纸和箱板纸环压强度的因素,重点介绍了喷雾淀粉、聚丙烯酰胺类增强剂、共聚乳液型增强剂及多元复配化学品对提高环压强度的研究进展,并阐述了增强机理,最后对环压强度增强剂的发展进行了展望。

It is thought that the production technic of mechanical pulverization after solidify has obvious characteristics,which can be the complementarity of spray pulverization technology.

对国内粉状乳化炸药研究和生产实践中采用的三种成粉工艺进行了对照分析,认为冷却固化后机械粉碎成粉的生产工艺具有显著的特点,可以作为现有喷雾制粉工艺技术的补充。