The liberation degree of celestite is more than 80% when the grindingfineness is between 100 and 200 mesh.
矿石中的天青石在磨矿细度为100目到200目的范围时，可以获得80%以上的解离度。
2
It has a great influence on the quality of mine's chosen whether the decision of grinding technology is reasonable, so sufficient study on grindingfineness is necessary.
磨矿工艺的确定是否合理对选别指标的影响是十分重要的。所以对磨矿细度做好充分的研究工作是十分必要的。
3
The slag grindingfineness, additives of exciting agent, modifier kind and quantity, which influence the dry contractibility and strength of slag cementing material, have been studied.