3 3 1 X DXX 18. E X X XDX(CĐKTTV03)(CĐDD 04)10(CĐHV04) (CĐSP H...

17.

3

3

1 x dxx 18.

e

x x xdx(CĐKTTV03)(CĐDD 04)

1

0

(CĐHV04) (CĐSP HP04)