【化】 化学中间体; 化学半成品

以溶剂萃取法生产抗生素,荷尔蒙及维生素等产品时所用之溶剂.作为制造增塑剂,浮选剂等之中间体.

chemical engineer

chemical kinetics

chemical brain stimulation

quasi-chemical solution model

quasi-chemical approximation

chemical yield

chemical sterilization machine【医】

chemical isotope separation