A.50mg/dl B.75mg/dl C.150mg/dl D.400mg/dl E.600mg/dl
A.1:5000 B.1:10000 C.1:15000 D.1:20000 E.1:30000
A.苯酚 B.來(lái)蘇水 C.磷化鋅 D.敵敵畏 E.氰化物