sand preparation

The preparation method of a kind of steamed lime sand brick was studied.

研究了一种蒸养灰砂砖的制备方法.

The Difference and Relation between Ore Dressing Equipment and Sand Preparation Equipment

砂处理设备与选矿设备的区别与联系

Ready-mixed concrete preparation by liquid slag by calcium and low modulus of sand

增钙液态渣及低模数砂制备预拌混凝土的研究

Meets the thunderstorm, the sand dust and so on the heavy weather is, should windward machine finish the preparation in these aspects?

遇到雷雨、沙尘等恶劣天气是，应对风机在那些方面作好准备？

The construction of large sized sand blanket by utilizing 2m thick artificial aggregate cushion was successfully completed within half an year with high quality, as a result of careful examination, testing, full preparation and strict construction process

利用人工砂，垫层厚度2m，在较大的面积上作砂垫层施工，经试验、论证，充分的准备，精心的施工，严格的工艺，半年多时间完成了质量达到优良的砂垫层项目

The preparation method of the Ni sponge oxide cathode has been reformed by spouting sand and vacuum evaporating technology.

采用喷砂和真空蒸散技术，改进了Ni海绵氧化物阴极制备方法。