GOST ISO 7971-3-2013 Determination of bulk density called mass per hektolitre Part 3 Routine method《堆积密度(每百升质量)的测定 第3部分 常规方法》.pdf

1、 , 3 (ISO 7971-3:2009, IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)ISO 7971-32013, - 1.092 . - 1.22009 . , . -, , , 1 - ( )2 3 , (- 7 2013 . 43) : ( 3166) 00497 ( 3166) 00497 KZKGRUTJUZ 4 ISO 7971-3:2009Cereals Determination of bulk dencity, called mass per hekto

2、litre Part 3: Routine method (. , . 3. ). SC 4 - ISO/TC 34 (ISO). - . (en). , , . (IDT)5 28 2013 . 296- ISO 7971-32013 1 2014 .6 -, - . () -.,- , 2013 -, II ISO 7971-320131 .12 13 14 .15 .26 26.1 .26.2 () 26.3 .26.4 37 37.1 37.2 .37.3 37.4 37.5 37.6 48 .4A() KERN5B() NILEMALITRE 8C() .10() 1213III I

3、SO 7971-32013 , 3 Cereals. Determination of bulk dencity, called mass per hektolitre. Part 3. Routine method1 - , , , , . ISO 7971-2:2009, 6.4.2 . . , - - :ISO 7971-2 Cereals Determination of bulk density, called mass per hectolitre Part 2: Method oftraceability for measuring instruments through ref

4、erence to the international standard instrument (. , . 2. )3 :3.1 (): , () - .1 .2 , , , .4 , , . :a) , ;b) .1 ISO 7971-32013 201407015 5.1 (5.2 5.3) ISO 7971-2 - .5.2 ( ), , () - , .,-, . , , . A B () 1 .5.3 , . , / . . - .5.4 0,1 0,01 , - (. 6.2).6 6.1 , (, , ), -. . () , - . , , -, .6.2 ( ), ., .

5、 - , , , -. , . , . ; . 1 (5.4) - 1 , () 0,1 .6.3 , , , , - .2 ISO 7971-32013 -, , , . :) ;b) , ;c) .6.4 . 0,1 /.7 7.1 - C., , - , .7.2 -, , - , , , , 5%,- r=0,4 , 67,5 / 84,5 / ( C.1, C.2 C.1).7.3 , - , -, , , , 5 % R=1,2 , 67,5 / 84,5 / ( C.1, C.2 C.1).7.4 CDr . (6.1), . CDr , , CDr= 2,8sr121212nn

6、c43 = 2,8sr12= 1,98sr= 0,23,(1) 0,2 /, , sr ;n1 n2 , (n1= n2=2).7.5 CDR -, , CDR= 2,8 ssnnRr221211212c45c45c45c230c232c231c231c246c248c247c247= 2,8 ssRr2205c45 , = 1,18,(2) 1,2 /, , sr ;3 ISO 7971-32013sR ;n1 n2 , (n1= n2=2).7.6 Ue , , . . Ue= c177 2sR, (3)Ue= c177 0,43 c215 2= c177 0,86, 0,9 / .8 :

7、a) , ;b) ;c) , , , - , ;d) , .4 ISO 7971-32013 A() KERN1) A.1 A.1.1 A.1.A.1.2 (1350 c177 10) 3. (86 c177 0,2) .A.1.3 (79,0 c177 0,1) . (1,0 c177 0,2) . (280 c177 2) .A.1.4 ( ) (87,5 c177 0,1) . (40,0 c177 0,2) . (450 c177 2) .A.1.5 ( ) (88,2 c177 0,1) . (163,7 c177 0,1) . (1,2 c177 0,5) . :- (2,5 c177 0,5) ;-(6,0c177 1,0) . (4,5 c177 0,1) . (3,0 c177 0,1) . (9,0 c177 0,1) . (6,0 c177 0,1) . (6,