preventiveadj.预防的;防病的n.预防物;预防性措施
preventive inoculation预防接种
preventive replacement预防性更换
preventive moxibustion逆灸
preventive measures.预防措施
preventive psychedelic预防精神病学
preventive confinement预防性拘禁
preventive ma ntenance维修周期
preventive measurement防治措施
preventive maintenance预防性维修,定期检修
preventive termiticide白蚁预防药剂