KS A ISO ASTM 51608-2012 Practice for dosimetry in an X-ray (bremsstrahlung) facility for radiation processing《辐射加工用X射线(轫致辐射)设备中放射剂量测定实施规程》.pdf

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3、strahlung) facility for radiation processing . KS A ISO ASTM 51608:2012 X ( ) Practice for dosimetry in an X-ray (bremsstrahlung) facility for radiation processing 1 1.1 , X- ( ) . , . X- . 1.2 , X- ( 35 keV) (5. A ). 1.3 . . 1.4 ISO . , ISO/ASTM 51431 . , ISO 11137 . ISO/ASTM 51431 ISO 11137 . 1 ,

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5、ulfate Ce(SO4)2 51261, 51276, Polymethylmethacrylate(PMMA) 51310, Optical Wave 51401, 51431, X- ( ) 51538, Ethanol-Chlorobenzene 51540, 51607, - 51649, 300 keV 25 MeV 51650, Cellulose Triacetate 2.3 ISO 2)ISO 11137, 2.4 ICRU Report3)ICRU Report 14, ： 0.650 MeV X- ICRU Report 34, ICRU Report 35, ： 15

6、0 MeV ICRU Report 37, ICRU Report 60, 3 3.1 1) ASTM ISO/ASTM , ASTM www.astm.org service astm.org ASTM Customer Service . ASTM , ASTM . 2)the International Organization for Standardization, 1 Rue de Varemb, Case Postale 56, CH-1211, Geneva 20, Switzerland . 3) the International Commission on Radiati

7、on Units and Measurements 7910 Woodmont Ave., Suite 800, Bethesda, MD 20814, U.S.A. . KS A ISO ASTM 51608:2012 3 3.1.1 (D) . SI (Gy) . 1 Gy kg 1 joule (1 Gy 1 J/kg). d dm . d dm (ICRU Report 60 ). mDdd= (1) 3.1.2 (enhancement) . . 3.1.3 (3.1.14 ). 3.1.3.1 , . , . . ( ) . , , . 3.1.4 . 3.1.5 . / . 3.

8、1.6 3.1.7 , , . KS A ISO ASTM 51608:2012 4 3.1.8 (eV), (keV), (MeV) 3.1.9 3.1.10 3.1.11 . . 3.1.12 3.1.13 3.1.14 X- , . (bound state) (3.1.3 ). 3.1.15 X- X- 3.1.16 X- X- ( ) , , . 3.1.17 X- X- , . KS A ISO ASTM 51608:2012 5 3.2 ASTM E 170 . E 170 ICRU Report 60 . 4 4.1 X- . 1 ( ), ( ), ( ) . X- . 4.

9、2 . 1 , . . , . 2 . , . . . ISO/ASTM 51261 . 4.3 : . . . 4.4 . X- , , , , (5., 8., A ). 4.5 . , , (9., 10. ). 4.6 , , , (parameter) (11., 12. ). 5 5.1 X- ( ) . , , . KS A ISO ASTM 51608:2012 6 5.2 X- X- , , , . 5.3 X- A . 6 6.1 X- X- , , , , , , , , , , . . 154) . 6.2 X- . . (shuffle-dwell) . 6.3 X-

10、 , X- , , , ( 1, 2, 68 ). , X- ( ) 9. 7 7.1 . , . ICRU 14, 34, 35 10 . 7.2 4 . 1 , , , . ISO/ASTM 51261 . 1 . 7.2.1 1 4) . KS A ISO ASTM 51608:2012 7 1 ( ) . 1 . 7.2.2 ( ) . . ISO/ASTM 51261 . 7.2.3 . . ISO/ASTM 51261 . 7.2.4 , (mapping) . . ISO/ASTM 51261 . 7.3 ISO/ASTM 51261 . , (performance behav

11、ior) . ( ), ( ) . (60Co ) X- 1, 11. 1 X- . X- . 2 X- . 11, 12. 7.4 7.4.1 . . ISO/ASTM 51261 . 7.4.2 KS A ISO ASTM 51608:2012 8 . , . 7.4.2.1 KS A ISO/ASTM 51400 . 7.4.2.2 (a) KS A ISO/ASTM 51400 , (b) ( ) , (c) . (a) (b) , . 7.4.3 ISO/ASTM 51261 ISO/ASTM ASTM , / (instrument-specific) . 8 (Process p

12、arameters) 8.1 . . 10.12. . 8.2 ( X- ) . 8.2.1 (： , , , ) 8.2.2 (： , , ) 8.2.3 (： ) 8.2.4 (： , , ) 8.2.5 (： 1- 2- , , ) 8.3 (8.2.1, 8.2.2, 8.2.3) . “ ” . 8.4 (Operational Qualification) . 8.5 (Performance Qualification) . KS A ISO ASTM 51608:2012 9 8.6 . 9 9.1 . , , , . . 9.2 . . . 9.2.1 ( ) 9.2.2 9.2.3 9.2.4 9.2.5 9.2.6 9.2.7 9.3 , ( ) . 9.3.1 . 9.3.2 . KS A ISO ASTM 51608:2012 10 9.3.3 . . . 9.4 9.3.1 . , 9.3.3 . 9.4.1 . 9.4.2