1·The tensile strength, heat resistance and processability of the system decrease slightly with the increase of superfine wollastonite amount.
随着超细硅灰石用量的增大，体系的拉伸强度、耐热性能和加工性能都稍有下降。
2·The new technics of recovering gold from pyrite cinder by superfine grinding resin in pulp method was studied.
研究了超细磨—树脂矿浆法从黄铁矿烧渣中提金新工艺。
3·It can be used with superfine fiber together to get the effect of filleting dust and deodorization.
可与超细纤维复合使用以逹到滤尘，除臭效果。
4·Application of superfine mineral admixture in concrete is studied through production experiment and application effect of actual project is practiced.
进行了超细矿物掺合料应用于混凝土中的生产性试验研究和实际工程应用效果。
5·At present, the superfine mineral dust and nanometer suspending dust are the important components of dust environment safety assessment.
超细矿物粉尘和纳米级永久悬浮粉尘是目前粉尘环境安全性评价的重大课题。