利用黄金尾砂和生石灰，采用蒸压养护工艺，可生产出高质量的砌筑砖。
The gold tailing can be used to produce high quality brick by steam pressure curing technology.
为实现深部开采高质量充填，用分形理论研究了分级尾砂级配。
For improving filling quality in deep mining, the gradation composition of classifying tailings was researched on fractal theory.
介绍了一种能供应高质量单一砂的自动化砂处理系统。
This paper presents an automatic sand treatment system which will be able to provide simple sand with good quality.
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