用5克药粉和100克水配制成一种药水,药粉和药水的比是请选择DCBA*J'H6k'^'T6v+g(s,@0z7b/R)C/C.C+I(S0\8@0Z1P
A. 1 :207b/R)C/C.C+I(S0\8@0Z1P
B. 1:217b/R)C/C.C+I(S0\8@0Z1P
C. 1:197b/R)C/C.C+I(S0\8@0Z1P
D. 5:1007b/R)C/C.C+I(S0\8@0Z1P