A.因子Ⅻ和因子Ⅺ B.白陶土和腦磷脂 C.Ca2+和腦磷脂 D.白陶土、Ca2+和腦磷脂 E.FⅫ、Ca2+和腦磷脂
A.≥5 B.≥10 C.≥20 D.≥30 E.≥50
A.2~4mg/L B.2~4g/L C.20~40mg/L D.200~400mg/L E.>400mg/L