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4、ell-type ioni ation chambers P 62467-1 20132 60050-393:2003 . 393. - . (IEC 60050-393:2003, International Electrotechni-cal Vocabulary Part 393: Nuclear instrumentation Physical phenomena and basic concepts) 60417 (IEC 60417, Graphical symbols for use on equipment) 60580:2003 . - (IEC 60580:2003, Me
5、dical electrical equipment Dose area product meters) 60601-1:2005 . 1. - (IEC 60601-1:2005, Medical electrical equipment Part 1: General requirements for basic safety and essential performance) 60731:1997 . , (IEC 60731:1997, Medical electrical equipment Dosimeters with ioniza-tion chambers as used
6、in radiotherapy) 61187 . (IEC 61187, Electrical and electronic measuring equipment Documentation) 61674:1997 . / , - (IEC 61674:1997, Medical electrical equipment Dosimeters with ionization chambers and/or semi-con-ductor detectors as used in X-ray diagnostic imaging)/ 99 . , (VIM) (ISO/IEC Guide 99
7、, international vocabulary of metrology Basic and gen-eral concepts and associated terms (VIM) /T 60788:2004 . (IEC/TR 60788:2004, Medical electrical equipment Glossary of de ned terms)3 / 60788 / 99. , - , / 60788 / 99 .3.1 , D ( DSORBED DOSE TO TER, D): d md , d , md . 1 , (1 1 1).2 . . 4 7 . 6073
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