GOST ISO 13909-7-2013 Hard coal and coke Mechanical sampling Part 7 Methods for determining the precision of sampling sample preparation and testing《硬煤和焦炭机械取样第7部分取样精度的测定方法样品制备和.pdf

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GOST ISO 13909-7-2013 Hard coal and coke Mechanical sampling Part 7 Methods for determining the precision of sampling sample preparation and testing《硬煤和焦炭机械取样第7部分取样精度的测定方法样品制备和.pdf_第1页

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1、 , () INTERTATE COUNCIL FOR STANDARDIZATION, METROLOGYAND CERTIFICATION (ISC) ISO 13909-72013 7 , (ISO13909-7:2001, IDT) ISO 13909-72013 II , - 1.092 . 1.22009 , -, . , , , . 1. - , , ( ) - ( ) - ISO 13909-7:2001 , . 2. . 3. , (- 14.11.2013 . 44-2013 ) ( 3166) 00497 ( 3166) 004 97 AM BY RU UZ 4 22 -

2、 2013 . 1981- ISO 13909-72013 1 2015 . 5 ISO 13909-7:2001 Hard coal and coke Mechanical sampling Part 7:Methods for determining the precision of sampling, sample prepara-tion and testing ( . . 7. , ) ISO/TS 27 - , SC 4 . , (-) , ( ). (en). C - . (IDT). 6. ISO 13909-72013 III - , . () - - . , , 2014

3、-, - . ISO 13909-72013 IV 1 1 2 3 4 1 5 2 6 4 7 5 8 9 9 10 () 22 () 28 () 35 36 ISO 13909-72013 V , . , , , -. , , - , . , ISO 13909, -, . . , - , - , , . , . , - . . - “ , , , “ “ - , . ISO 13909-72013 1 . . 7. , Hard coal and coke Mechanical sampling Part 7: Methods for determining the precision o

4、f sampling, sample preparation and testing 20150101 1 , , . - , - , - . 2 . - , ( ). ISO IEC . ISO 13909-1:2001, Hard coal and coke Mechanical sampling Part 1: General introduction( . . 1. ) ISO 13909-2:2001, Hard coal and coke Mechanical sampling Part 2: Coal Sampling from moving streams ( . . 2. .

5、 ) ISO 13909-4:2001, Hard coal and coke Mechanical sampling Part 4: Coal Preparation of test sam-ples ( . . 4. . ) ISO 13909-5:2001 Hard coal and coke Mechanical sampling Part 5: Coke Sampling from mov-ing streams ( . . 5. . - ) ISO 13909-6:2001 , Hard coal and coke Mechanical sampling Part 6: Coke

6、Preparation of test sam-ples ( . . 6. . ) ISO 13909-8:2001 Hard coal and coke Mechanical sampling Part 8 Methods of testing for bias (- . . 8. ) 3 ISO 13909-1. 4 , - . , , , , , , . , , , 5. , , 6. ISO 13909-72013 2 , . (V1), n, u ( 5) - VPT. , - , - , . ( , , ). , V1 VPT, - . , - , - . - V1 . , - ,

7、 , , , . . - , , . , , , - ( 7). , , , , , . , , . . - . - , ( 7.3). - ( 8). , , . , , - . 9. , 5. 5 5.1 , - , - . , -. , , . j , , (1): = 2s = 2SPTV (1) ISO 13909-72013 3 s - , ; VSPT - . VSPT (1) -, , . . - , . , , , . (2): VSPT = nVI+ VPT (2) VI- ; VPT - ; n - . 5.2 , - , -, (2) : VSPT= mnVI+ mVPT(3) m - , , - . , (1) (3), , : mVmnVPPT12 (4) (4) , -

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