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- Purifying quartz sand is the most difficult separation technic that eliminate the few and trace of impurities of quartz sand to produce high purity quartz. 石英砂提纯是除去石英砂中少量或微量杂质,获得精制石英砂或高纯石英砂的高难度分离技术。
- To introduce a number of polysilicon, wafer supporting projects, such as high purity quartz powder projects, cutting fluid, silicon carbide, cutting line, band saw into the zone. 二是引进一批硅料、硅片生产重要配套项目:如高纯度石英粉产业化项目、切割液、碳化硅、切割线、带锯等。
- It is more and more important for higher purity quartz which is looked as a strategically production to national economy. 高纯石英砂作为战略性产品,在国民经济中起到越来越重要的作用;
- Production Technique for Low Quality Quartz Sand and High Purity Quartz Sand 普通石英砂与高纯石英砂的生产技术研究
- A high purity silica mending material with pure fused quartz as material for glass kiln has been developed. 以高纯熔融石英为主要原料研制了一种高纯硅质玻璃窑用热补料。
- Supply High Purity Germanium Bracelet. 供应高纯锗手链。
- This glittering green emerald is of high purity. 这个翡翠绿莹莹的,成色极好!
- Why do we need High Purity Water for cleaning and rinsing? 为什么要用超纯水作清洗和冲洗?
- Lampshade is in extrusion forming with high purity aluminum. 灯罩采用高纯度铝材挤压成型,反光效率高,不会脱色;
- The EDX spectrum shows that the nano-zinc sulfide has high purity. EDX能谱表明该法制备的纳米硫化锌具有较高的纯度。
- Brilliant cresyl Blue, high purity biological stai... 亮甲酚蓝/灿烂甲酚蓝/煌焦油蓝;
- High purity theanine could be produced through re-cryst... 通过重结晶可得到纯度90%25的茶氨酸;得率为0.;8%25。
- Usually PTC Ceramics was made from high purity materials. 制备高性能PTC热敏陶瓷电阻,一般采用高纯度原料。
- Why is high purity polycrystalline silicon necessary? 为啥多晶硅需要高纯度?
- Special bio-ferment technology assure high purity and good biocompatibility. 特有的生物发酵提取技术确保产品的高纯度和良好的生物相容性。
- DETERMINATION OF CHLORINE IN HIGH PURITY MANGANESE CARBONATE BY ISE METHOD. 离子选择电极法测定高纯碳酸锰中的氯。
- STUDY ON THE PREPARATION OF HIGH PURITY IRON OXIDE RED FROM MAGNETITE. 磁铁矿制高纯氧化铁红的研究
- The several pearl-like stones are of high purity and can fetch a high price. 这几粒琅玕的成色很好,可以卖个好价钱。
- It has characteristics of chemical inertness, high-whiteness, high purity and equal particle size. 具有粒度分布均匀,化学性能稳定,色白、质纯特点。
- The charicteristic of these CRMs high purity,accurate certified value,good traceability and seriation are described. 高纯度、定值准确可靠、良好的溯源性和系列性是这些标准物质的特点。