... 精制 [工业] make with extra care; refine; purify; purification; refinement; refinishing; wrought◇精制机 refiner; 精制盐 purified salt 皂制甘油saponification glycerin 蒸气制甘汞 calomel prepared by steam ...
双语例句
1
Studies on the cleansing property in the laundry powder by using the derivative of glycerin from the drainage oil saponification through the application of the detergency tests are also carried out.