KS E ISO 8531-2003 Manganese and chromium ores-Experimental methods for checking the precision of moisture determination《锰矿石和铬矿石 检验水分测定精度的实验方法》.pdf

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1、 KS E ISO 8531KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS E ISO 8531 : 2003 (2008 ) 2003 6 27 http:/www.kats.go.kr : ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2003 6 27 : 2008 6 30 2008-0345 : ( 02-503-7967) . (http:/www.kats.go.kr) 10 5 , . ICS 73.060.20 KS E ISO 8531: 2003(2008 ) Mangan

2、ese and chromium oresExperimental methods for checking the precision of moisture determination 1986 1 ISO 8531 Manganese and chromium ores Experimental methods for checking the precision of moisture determination , . 1. . 1 . 2. . . KS E ISO 4296 1 1: KS E ISO 4296 2 2: KS E ISO 4299 3. 3.1 . 3.2 KS

3、 E ISO 4296 1 , . 3.3 KS E ISO 4299 , . 3.4 10 . 3.5 . 4. 4.1 KS E ISO 4296 1 1 . 4.2 1 . . 4.3 4.3.1 22.4 mm 5kg 10 mm 1kg . , E ISO 8531: 2003 2 . 4.3.2 10 mm 1kg . 1 . 4.4 KS E ISO 4299 . 4.5 1 . 5. . 5.1 . ()+=2221121121iiiiaxxxxrR (1) 21DM/ dR= (2) xi11, xi12, xi21, xi22: i 2 r: ( r 10) : 2 : d

4、2: ( d2 1 128) 5.2 5.2.1 . )(21)(21222122111iiiiiixxxxxx+=+=(3) =2121iixxrR (4) 22SDM/ dR= (4a) 22DM2SDMS = (5) 21,iixx : i 2R : S : SDM : 5.2.2 i (ix ) . )(2121 iiixxx += (6) 5.3 2 5.3.1 2 (2) . 1RDM( )212 iixxR DM E ISO 8531: 2003 3 DMDM2 = (7) 5.3.2 2 (5) . SS2 = (8) 5.3.3 2 (4a) . . SDMSDM2 = (9

5、) 6. 6.1 , . , . 6.2 . . . 6.3 , , . a) b) SDMSDM,SDMSDM,SDMSDMSE ISO 8531: 2003 4 1 ( ) 22.4 mm 10 mm E ISO 8531: 2003 5 1 ( ) : : ( ) : : (t) (mm) (kg) 1. 2. . . . 10. 1 2 xi11xi22.1ix R1xi21xi22.ix2R1ix R21. 2. . . . 10. .2128.1/128.1/2DM2SDM1DM2SDM=SRR E ISO 8531: 2003 6 A() A.1 95 % . A.2 , . A

6、3 ( ) . 2212DM)/( dR= (A.1) A.4 , . . =2DMDM1h (A.2) : h: A.5 A.5.1 95 % . DM2)95.0(DT = (A.3) : (A.2) D2(0.95): 95 % ( D2 2.77) A.5.2 T ISO/TC 65 . 2DM2DMDMTDMDM 2DM 135513 7017 (02)60094867 (02)6009 4887 8 http:/ KS E ISO 8531 : 2003 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Manganese and chromium oresExperimental methods for checking the precision of moisture determination ICS 73.060.20 Korean Agency for Technology and Standards http:/www.kats.go.kr

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