A.pH<4 B.pH<2 C.pH<5 D.pH<6 E.pH<7
A.免疫球蛋白生成明顯減少 B.B淋巴細(xì)胞數(shù)量明顯減少 C.淋巴結(jié)皮質(zhì)細(xì)胞明顯減少 D.胸腺呈不可逆萎縮 E.紅細(xì)胞數(shù)明顯降低
A.1mg/d1 B.2mg/dl C.3mg/d1 D.4mg/dl E.5mg/d1