A.>70000 B.30001~60000 C.20001~30000 D.10000~20000 E.>100000
A.重吸收水 B.重吸收溶質(zhì) C.重吸收水而不重吸收溶質(zhì) D.水與溶質(zhì)均重吸收 E.水與溶質(zhì)均不重吸收
A.10% B.20% C.30% D.40% E.50%