预防性的英释中释
preventive health programs.预防性的保健计划
preventive maintenance,预防性维修；定期检修
preventive medicine,[医]预防医学
preventive measure,预防措施；防护措施
preventive action,预防措施
rust preventive,防锈剂
corrosion preventive,防腐剂；防腐蚀
