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- Common purity nitrogen as the material,through some special technics,wipe off the oxygen and water in nitrogen,then get high purity nitrogen. 原理：利用普氮为原料，通过一定的特殊工艺的处理，去除普氮中的氧、水等杂质，得到高纯氮气。
- High purity nitrogen 高纯氮
- 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？
- To increase production capacity of nitriding ferroalloys, reducing production cost, PSA nitrogen plant is selected. 提高氮化合金的生产能力,降低生产成本,采用了PSA制氮系统。
- 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。
- The crucial point for the nitrogen plant producing high-purity nitrogen used for electronic industry is the removal of carbon monoxide and hydrogen. 生产电子工业用高纯氮的制氮装置,其要点和难点是一氧化碳和氢的清除。
- 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。
- Equipment renewal in gasification division in small scale nitrogen plant is disscussed. Several application cases of advanced epuipment and technology are introduced. 论述小型氮肥厂近年来在煤造气工序中主要设备的更新换代问题;介绍许多优良的新设备和新技术的应用情况。
- The principle of PSA and its application in the separation of hydrogen in ethylene plant are introduced. High purity hydrogen product has been successfully separated using PSA Technique. 介绍了变压吸附的分离原理及变压吸附技术在乙烯装置中分离氢气的应用,成功的分离出了高纯度氢气产品。
- In the analysis of high purity gases (higher than 5N) by gas chromatography, peaks of oxygen and nitrogen impurities sometimes became negative, resulted in the failure of quantification. 摘要用气相色谱法测定5N以上的高纯气体时，有时氧或氮杂质的出峰方向变反，而无法对分析结果进行定量。
