The normal disinfection and sterilization was described. There are heat sterilization, sterilizationbyultraviolet rays irradiation and chemical agent disinfection.
介绍了常用消毒灭菌方法，有加热消毒法， 紫外线辐射法和化学药剂消毒法。
2
In those hospitals making air sterilizationbyultraviolet radiation only, the defense measure for the patients were made with final sterilization to the beds after discharges.
对于患者的防护措施，单纯用紫外线进行空气消毒的医院，在患者出院后对病床作终末消毒；
3
A new method for the sterilization of dental hand-piecxes by the joint action of a high-concentration gaseous ozone sterilizing agent and high-intensity ultraviolet ray has been put forward.