| 释义 |
- 1
Production line of reshaping silica sand mainly consists of raw sand drying, reshaping, screening, packing section and dust collecting system. 整形硅砂生产线主要由原砂烘干、整形、筛分、包装工段以及除尘系统组成。 - 2
The results of this investigation show that the specific strength of resin bonded sand will increase remarkably, if the raw sand processed by wet attrition. 研究结果表明，原砂通过擦洗脱泥处理，就可使树脂砂的比强度大为提高。 - 3
Appropriately doped, it is an excellent semiconductor and its raw material, sand, is hardly in short supply. 经过适当的渗透处理后，它是一种性能优越的半导体，而且它的原料——沙子——几乎不存在供应短缺的状况。
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