Aluminium bars of technical purity.
达到技术纯度要求的铝锭。
The effect of low-purity PX on the process parameters and technical index of residue oxidation system of PTA plant was described.
阐述了使用低纯度对二甲苯（PX）对PTA装置氧化残渣系统工艺参数、技术指标的影响。
Then a good performance with concentrate yield of 5.46%, purity of 97.11%, and Andalusite recovery of 65.95% is obtained, providing a feasible technical scheme for exploration of mine.
采用该流程，取得了精矿总产率为5.46%，总纯度为97.11%，红柱石总回收率为65.95%的试验指标，为该矿的开发利用提供了可行性技术方案。
Such technical problems as defatness, decolorization and purification are solved a bit better, which leads to the preparation of tea saponin with good color and purity attaining higher than 85%.
对提取过程中脱脂、脱色和产品精制工艺进行了实验研究，制得的茶皂素粗品色泽好，纯度达85%以上。
Such technical problems as defatness, decolorization and purification are solved a bit better, which leads to the preparation of tea saponin with good color and purity attaining higher than 85%.
对提取过程中脱脂、脱色和产品精制工艺进行了实验研究，制得的茶皂素粗品色泽好，纯度达85%以上。
应用推荐