Home / Standards / GB 18464-2001 GB 18464-2001 Abolished Requirements for radiological protectionin medical X-ray therapy 医用X射线治疗放射卫生防护要求 Standard Type GB ICS 13.280 CCS C57 Status 废止 Issue Date 2001-10-22 Implementation 2002-03-01 Responsible Dept 国家卫生健康委 Drafting Unit N/A