内酯是制备其他有机试剂的重要化学品.Lactones are major chemicals used in the preparation of other organic reagents.大环内酯类抗生素是治疗mp感染的有效抗生素.Macrolides are the effective antibiotics in the treatment of MP infection.结论95%乙醇可作为雷公藤内酯醇的洗脱剂.Conclu...
It is called series circuits in physics.它在物理学上被称为串联电路.Its use is only for precise work, as in making microelectronic circuits.这类用途仅限于精密加工, 如制造微电子电路等方面.The diode is used routinely in many kinds of electronic circuits.二极管早...