1、 68792005112005/237 , ISO 6879:1995Air quality Performance characteristics and related concepts for air qualitymeasuring methods(IDT) 27 2002 . 184- , 1.02004 . 1 - ( ) -, 42 457 3 30 2005 . 554-4 6879:1995 . , (ISO 6879:1995 Air quality Performance characteristics and related concepts for air quali
2、ty measuringmethods). - , 5 , - . () . - , - , 2006 , - - II 687920051 .12 13 14 25 .2 () () 7 7III 68792005 , Air quality.Performance characteristics and related concepts for air quality measuring methods 200607011 , . , , . () , - ; . .2 : 30:1992 , 3534-1:1993 1: , - , 3 . .c36 .Cii- , i =1,2,.,n
3、ci i.c0 C .cD .cQ .f .g .I , i- .n .r .1 68792005 R .S .X .x X.x0 .xD .c97,c98 1)(. 3534-1).4 (, ). -, . . 2), (5.1.10) (5.1.7).c . x , - , . , , - , , , . . -c36c , , , , 3) . (5.2.4) - (, . .) , . (5.2.2) . - . , (. 5.2.9) - (. 5.2.3). , - - . , , . -; , . - , , , - , , .- . . - , 5.2, ( ).5 5.1
4、5.1.1 (air quality characteristic): - , .5.1.2 (air sample): , .5.1.3 (blank reading): .1) 5 %.2) 1.3) .2 687920055.1.4 (failure of the system): . 1 , - . , , .5.1.5 (interferent): , , .5.1.6 (measured constituent): , .5.1.7 (measured value): -, , .5.1.8 (memory effect): , .5.1.9 1)(method): - , , .
5、 2 , - , , , - () ()() .5.1.10 (output signal): , , .5.1.11 (reference material; RM): , - , . 305.1.11.1 ( ) (referencematerial ): , ,- .5.1.12 (referenceprocedure): , , , - .5.1.13 (zero sample): , , - . 3 .5.2 5.2.1 (accuracy): -. 3534-1.5.2.1.1 ( ) (accuracy ): .5.2.2 (analytical function): , .5.
6、2.3 (bias): - . 3534-1.1) (method) - , ( 8.56396).3 687920055.2.3.1 ( ) (bias ):. 4 .5.2.4 (calibration function): - , Ci:X = g(C, C1,.,Cn)|Ci= const; i =1,.,n. (1)(.5.2.21),:X = SC + constant. 5 .5.2.5 ()(cutoff):-,-.5.2.6 (decision limit): , 1 c97,95%1),-(.1). 6 5 %1) .5.2.7 (detectionlimit):,-(.1).7 .8 ,50% , -.5.2.8 (hysteresis): 2) -. 9 .- , .5.2.9 (instability):, , , -.5.2.10 (limiting condition of operation): , -95%1).5.2.11 (mean time between failures): -
