| 1. | Survey on prevalence of silicosis in quartz powder processing workers at a village
某村石英粉加工工人矽肺病的患病调查 |
| 2. | Fused quartz powder
5硅微粉 |
| 3. | Research of the technological parameters of manufacturing superfine quartz powder based on ga - bp neural network
神经网络的超细石英粉体制备工艺参数研究 |
| 4. | The investigation on occupational hazard status on quartz powder processing before and after technological reform in a small village
某村石英粉加工行业技改前后职业卫生状况调查 |
| 5. | Expandia r and etc . meanwhile , sinofra covers the research and production of quartz powder , natual extract and health food
同时公司还积极开发自己的产品，如硅微粉天然产物及保健食品。 |
| 6. | B . specially made quartz powder : primarily used for the production the optical glass , high class the sheet glass , high class glassware , etc
二特制石英粉：主要用于生产光学玻璃高级平板玻璃高级玻璃器皿电视机玻壳等。 |
| 7. | Properties : this product is made from crude high - purity quartz powder , refining by the techniques such as crushing , grinding , sorting in a way of non - iron pollution
理化性质：以天然、高纯石英为原料，采用无铁质污染的方式破碎、研磨、分级等工艺加工精制而成。 |
| 8. | This ga - bp network model was used to study the technological disciplinarian of the ball mill process . lastly , the important guidelines of the preparation of superfine quartz powder was optimized based on ga theory
经过理论检验和试验验证,证明了该模型的正确性,并应用ga - bp网络模型,对球磨过程的工艺规律进行了研究。 |
| 9. | Neo - water - soluble cores of composite materials were prepared by blending polyethylene glycols ( peg ) with urea and quartz powder , etc , and the bending strength and water - soluble behavior of the cores were tested
摘要将聚乙二醇( peg )与尿素、石英粉等材料共混制备了新型的复合材料水溶芯，并对这种水溶芯进行了弯曲强度、水溶性能测试，且进行了45管接头铸件试制。 |
| 10. | Can produce many types 4 colors hollow glass block on the basis of imported advanced technology in international field . glass block is made by glass sand , soda ash , quartz powder other silicate which melted in high temperature
引进德国先进生产流水线，设备技术具有国际领先水平，可生产多种规格和四种颜色的空心玻璃砖，是目前国内研究生产玻璃砖等玻璃材料的新型建材企业。 |
