参比方法测值(RM)CEMS法测值AB样品数t值A-B数对(A-B)均值3.713.5ntf(0.95)0.21d'3.713.462.5710.310.2623.863.40.463.753.30.453.523.40.123.623.60.02参比方法测值(RM)CEMS法测值AB样品数t值A-B数对(A-B)均值18531853ntf(0.95)0d1918191892.3060-132.55619742093-11923752548-17323932546-15323832542-15923602544-18423282545-21723572545-RM'RA(%)0.1780.1873.69512.RMRA(%)79.78961.3312215.6678.8