1、 8.7652011 2 100 27 2002 . 184- , 1.02004 . 1 - - ( )2 3 13 2011 . 1096-4 , - . () . - , , 2013 , - - II 8.76520111 .12 .13 .14 25 .36 .4 () 2 100 .6 7III 8.7652011 2 100 State system for ensuring the uniformity of measurements. State verification schedule for meansof measuring the airborne sound pr
2、essure in frequency range from 2 Hz to 100 kHz 201301011 .1 (- ) ( ) 2 100 . () - ( ) ( ) ( ) - .2 : 171872010 ( 61672-1:2002) . 1. 609422009 . 8.25784 . . - 8.3812009 . . - - - , 1 , . - (), - () . , , , , .3 3.1 () , - , , - , .1 8.7652011 3.2 , , 0,022225.3.3 - S0 0,001 0,018 -.3.4 c1130-0,030,14
3、0,99.3.5 c11000,02-2501000.3.6 uA0,A,0,0010,018.3.7 uB0,B,0,0140,09.3.8 - () . .3.9 ( ) Sc101c830-,8.381,0,11000.4 4.1 ( ), ( ), ( )0,022-2100.,-,.,-,.,-,.()-,12. () , 60942, , , .() -. , , , -, , , ,3.,-.4.2 , ()/,.- , .4.3 c68c830( )-0,99,2 8.7652011 1. c1100 0,1 1000 . 1 c68c830, 1 :- 225 0,2 0,2
4、2 , - :- 10 100 0,4 0,43 :- 1 100 - 1400,90,30,90,34 , :- 315 100 - 315 40 1,00,61,00,65 - :- 315 40 - 315 20 0,70,50,70,56 , :- 315 100 - 315 20 1,00,51,00,57 ( ):- 2 (50) 100 - 2 (50) 10 1,00,34.4 - Sc101c830 - , 8.381, 0,2 1000 .5 5.1 ( ), ( ), ( ) 0,02 2 2 100 . , - , . , - , . , -,. ( ) - , 1 2
5、. () , 60942, , , . . ( ) - .3 8.7652011 , , , - , , , , 3, . . , - .5.2 , () / , - . / 1000 , 1000 .5.3 c680 0,95 , - 2. 2 c680 , 1 :- 2 1250 0,3 0,32 , :- 10 100 0,4 0,53 :- 1 100 - 1401,20,51,20,54 , - :- 315 100 - 315 40 1,30,81,30,85 :- 315 40 - 315 20 0,90,70,90,76 , - :- 315 100 - 315 20 1,30,71,30,77 ( ):- 2 (50) 100 - 2 (50) 10 1,30,45.4 c68c1010 , 8.381, 0,2 1000 .6 6.1 , , (), - , . ( ) - , 1 2, - .4 8.7652011 () , 60942, , , , . . ( ) - . 17187.6.2 c680 - 0,95 , - 3. 3 c680 , , ()1 2 1250 0,5 0,52 , -
