The distribution coefficient D indicated: Ethyl acetate was the most suitable extractant for CGA s purification.
萃取分配系数D测定结果表明,醋酸乙酯是纯化绿原酸的适用溶剂。
Compared with the traditional air purification filter core, the utility model has the advantages of appropriate wind-resistance coefficient, stable efficiency, light weight, low cost, and so on.
与传统的空气净化滤芯相比,本实用新型提供的滤芯具有合适的风阻系数及稳定的效能且质量小、成本低等优点。
Compared with the traditional air purification filter core, the utility model has the advantages of appropriate wind-resistance coefficient, stable efficiency, light weight, low cost, and so on.
与传统的空气净化滤芯相比,本实用新型提供的滤芯具有合适的风阻系数及稳定的效能且质量小、成本低等优点。
应用推荐