12×12×12,
=14×12,
=18(吨);
答:运来的香蕉比梨多18吨.
If you don’t take professional pride your work,you’re probably the wrong job.
A.of;in
B.on;of
C.in;on
D.in;in
在V1之前一发失效,采取的第一个动作是()
A.刹车
B.放下扰流板
C.减少推力
D.反推