A.≤35% B.≤40% C.≤50% D.≤60% E.≤65%
A.1次/15天 B.1次/月 C.1次/3個(gè)月 D.1次/6個(gè)月 E.1次/批
A.用等滲稀釋液將血液稀釋200倍 B.滴入血細(xì)胞計(jì)數(shù)池中室溫平放靜置2~3分鐘 C.計(jì)數(shù)低倍鏡下計(jì)數(shù)池4個(gè)角中方格和中央1個(gè)中方格的紅細(xì)胞數(shù) D.計(jì)數(shù)高倍鏡下計(jì)數(shù)池4個(gè)角中方格和中央1個(gè)中方格的紅細(xì)胞數(shù) E.經(jīng)換算,紅細(xì)胞數(shù)以×1012∕L進(jìn)行報(bào)告