ICS17.140.50C41YY中华人民共和国医药行业标准YY/T0642-2008/IEC62359:2005超声声场特性确定医用诊断超声场热和机械指数的试验方法Ultrasonics-Field characterization-Test methods for the determination of thermaland mechanical indices related to medical diagnostic ultrasonic fields(IEC62359:2005,IDT)2008-04-25发布2009-06-01实施国家食品药品监督管理局发布
