1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) 8.030 2013 , , 2014 8.0302013 1 - ( . . ) 2 3 , ( 57- 27 2013 .) : ( 3166) 00497 ( 3166) 00497 AM BY KZ KG MD - RU TJ UZ UA 4 30 2013 . 1119- 8.0302013 1 2015 . 5 8.03091 , null . () . , null , 2014 , II 8.0302013 , , St
2、ate system for ensuring the uniformity of measurements. State hierarchy scheme for means measuring magnetic flux density, magnetic flux, magnetic moment and gradient of magnetic flux density 201501011 , , , : (), (), - (2), (/), (/A), (/A), (2/), (-1-1) (. ) , , , . , ( .1), : ( 1), ( 2), ( 3), ( 4)
3、. . , . , , , : 1 = 107/4 /; 1 = 1 ; 1 / = 1 (2)/ = 1 2; 1 / = 1 /(2)= 107/4 -1; 1 / = 1 / = 1 ; 1 / = 107/4 -2; 1 -1-1= 107/4 -2. , . 2 : 8.0212005 . - . , 1 , - . (), - () . , , , , . 1 8.0302013 3 3.1 , , 122011 , : - - ; - 4-2; - ; - , -4; - () -1; - -1; - - - ; - 1 25 ; - ; - . 3.2 , , : - 106-
4、1103; - 5106-3102; - 3104-20 2; - 1105-1101/; - 90 0,1; - , /A 1106-1102; 1 20 1106-1102; - 110-4-110-2/; - , /: 1102-20; 20 20 1102-20; - 1103-110111. 3.3 () 10 , : - 2106-5108; - 1102-106; - 5103-1105; - 1102-1103; - 2; - : 2106-5108; 1 20 1103-7105; - 3103-1105; - : 1103-4105; 20 20 1103-2105; -
5、5103 -1103. 3.4 () , : - 7,5105-6107; - 1103- 4,3105; - 3103-1,8104; - 5104; - 5; - : 3,6106-1,8106; 1 20 1103-1,5104; - 1103-4,3105; 2 8.0302013 - : 3104-1104; 20 20 5104-1,5104; - 510-4. 3.5 , 10 , . 3.6 , , , 1,73 . 3.7 , , , , . 4 4.1 4.1.1 1106 1104 , - - . So( u) 0,015 % 0,0002 % . 4.1.2 0,02
6、2 , - - . So 0,003 % 0,0003 %. 4.2 0,120000 , , , - . : 1109 1103; 1105 1102/; 0,1 10 /; (90 0,1) . So 1,0 % 0,02 % 0,5 2. 4.3 , : , , , . : , , , . : 1104 3102/; So / : 0,02 % 0,005 %. : 5106 0,1 H 0,1 1105 /; So : 0,1 % 0,01 %. - 1- 6.1.1.3. 2- . - . 3 8.0302013 4.4 , , - ( - ). : 1102 20 (2)/ /; 1105 1103/(2) / 1103 100 2. So: 1,0 % 0,01 % . 1- . 1- (. 2)/ /(. 2) 20-20000 - 1- , ( / / ) 6.1.2. 1- - 1- , - 1. 1- - 1- 6.1.1.3 , 1 8.021. 4.5 ,
copyright@ 2008-2019 麦多课文库（www.mydoc123.com）网站版权所有
备案/许可证编号：苏ICP备17064731号-1