A. 0.5 B. 0.9 C. 0.95 D. 0.85
A. HBsAg B. 抗-HBs C. HBeAg D. 抗-HBe E. HBcAg
A. =AVG(A1:A6) B. =AVERAGE(A1,A2,A6) C. =SUM(A1:A6) D. =AVERAGE(A1,A6)
A. Hb>120g/L B. Hb120~90g/L C. Hb90~60g/L D. Hb60~30g/L E. Hb<30g/L