1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 12744 , , KS E ISO 12744:2008 2008 6 30 http:/www.kats.go.krKS E ISO 12744:2008 ： ( ) ( ) () () ( ) : (http:/www.standard.go.kr) ： ： 2003 10 31 ： 2008 6 30 20080346 ： ： ( 025097274) (http:/www.kats.go.kr). 10 5 , . KS E ISO 12744:2008 , , Copper, l
2、ead, zinc and nickel concentrates Experimental methods for checking the precision of sampling 2006 2 ISO 12744, Copper, lead, zinc and nickel concentratesExperimental methods for checking the precision of sampling . , . . 1 KS E ISO 12743 , , , , . 2 . . ( ) . KS E ISO 12743, , 3 3.1 . , . 3.2 20 .
3、 KS E ISO 12744:2008 2 3.3 KS E ISO 12743 . n , 2n, 2 . , n , 2 , n/2 . n 2 . 3.4 KS E ISO 12743 . . 3.5 , . . , . 4 k n R1 A B 1R k A B R2 A1 A2, B1 B2 2R k A1 A2, B1 B2 R3 A B 3R k A B s , 21s 1R 22s 2R 23s 3R sA sP sS1 sSP sT , xi1 , i 1 2 A B KS E ISO 12744:2008 3 xi2 , i 1 2 A B xij1 , i 1 2 A
4、 B , j 1 2 A1 A2 B1 B2 xij2 , i 1 2 A B , j 1 2 A1 A2 B1 B2 x x x 3 x x 1 2 5 5.1 A B . . A B 1 . KS E ISO 12744:2008 4 1 5.2 5.1 A B , 5.2.1, 5.2.2, 5.2.3 1, 2 3 . 5.2.1 1( 2 ) A B KS E ISO 12744:2008 5 2 A B 4 , A1, A2 B1, B2 . , A1 x111 x112 , A2 x121 x122, B1 x211 x212, B2 x221, x222 . 8 , . A .
5、 1 , . 5.2.2 2( 3 ) A 2 A1 A2 . B 1 . , A1 x111 x112 , A2 x121 x122 , B x21 x22 . 5 , . 2 , . 1 . 5.2.3 3( 4 ) 2 A B . A B , A x11 x12, B x21 x22 . , . 3 , . 2 1 ( ) ( ) x222( ) x221x212x211x122x121x112x111A2A1KS E ISO 12744:2008 6 3 2 4 3 6 6.1 , . 6.2 1 , . a) . )(2121 ijijijxxx += (1) |211 ijijxx
6、R = (2) i ： A B 1 2 j ： A1 A2 B1 B2 1 2 b) . ( ) ( ) ( ) ( )( )x22( ) x21x122x121x112x111x22x21x12x11KS E ISO 12744:2008 7 )(2121 iiixxx += (3) |212 iixxR = (4) c) A B . )(2121xxx += (5) |213xxR = (6) d) R1, R2 R3 . xkx =1 (7) 1141RkR = (8) 2221RkR = (9)331RkR = (10) k ： e) 1R , 2R 3R 21s , 22s 23s
7、 2121)(4Rs= (11) 2222)(4Rs= (12) 2323)(4Rs= (13) /4 ： f) 21s , 22s 23s F- . 1) 22s /21s 23s /22s . 2) 1 95 % F- . 3) F- , . F- , 22s 23s , . g) f) F- 21s , 22s 23s , (2As ), (2Ps ) (2S1s ) . 212Ass = (14) 21222P21sss = (15) KS E ISO 12744:2008 8 22232S211sss = (16) h) , (2Ts ) . 2A2P2S2T1ssss += (1
8、7) i) (Ts ) (1Ss ), (Ps ) (As ) . j) Ts , 1Ss , Ps As . 1 95 % F- ( ) ( ) 20 24 30 40 60 120 20 24 30 40 60 120 2.12 2.03 1.93 1.84 1.75 1.66 1.57 2.08 1.98 1.89 1.79 1.70 1.61 1.52 2.04 1.94 1.84 1.74 1.65 1.55 1.46 1.99 1.89 1.79 1.69 1.59 1.50 1.39 1.95 1.84 1.74 1.64 1.53 1.43 1.32 1.90 1.79 1.6
9、8 1.58 1.47 1.35 1.22 1.84 1.73 1.62 1.51 1.39 1.25 1.00 6.3 2 , . a) . )(21),(21),(212221122121112111xxxxxxx += (18) |,|,|22211221211121111xxxxxxR = (19) b) A1 A2 . )(41122121112111xxxxx += (20) |)()(|211221211121112xxxxR += (21) c) A B . += )(21212221xxxx (22) += )(2122213xxxR (23) d) R1, R2 R3 .
10、xkx =1 (24) KS E ISO 12744:2008 9 1131RkR = (25) 221RkR = (26) 331RkR = (27) k ： e) 1R , 2R 3R 21s , 22s 23s . 2121)(4Rs= (28) 2222)(4Rs= (29) 2323)(4Rs= (30) /4 ： f) 21s , 22s 23s F- . 1) 22s /21s 23s /22s . 2) 1 95 % F- . 3) F- , . F- , 22s 23s , . g) f) F- 21s , 22s 23s , (2As ), (2Ps ) (2S1s ) .
11、 212Ass = (31) 21222P21sss = (32) 22232S431sss = (33) h) , (2Ts ) . 2A2P2S2T1ssss += (34) i) (Ts ) (1Ss ), (sP) (sA) . j) sT, 1Ss , sP sA . 6.4 3 KS E ISO 12744:2008 10 , 3 . . a) . )(2121 iiixxx += (35) |211 iixxR = (36) i ： 1 2 A B b) A B . )(2121xxx += (37) | 213xxR = (38) c) R1 R3 . xkx =1 (39) 1121RkR = (40) 331RkR = (41) k ： d) 1R 3R 21s 23s . 2121)(4Rs= (42) 2323)(4Rs= (43) /4 ： e) 21s 23s F- . 1) 23s /21s . 2) 1 95 % F- . 3) F- , . F- , 23s , . f) e) F- 21s 23s , (2As ), (2SPs ) . 212Ass = (44) KS E ISO 12744:2008 11 21232SP21sss = (45) g) , (2Ts ) . 2A2SP2Tsss +=
