简述终结线的使用规则。

A. 可向供电为飞机电瓶充电
B. 由ECU控制
C. 飞行中可交叉启动发动机

A. moor a damaged barge to the bank and leave
B. remove and deliver a loaded barge from a multiple tow
C. remove a barge while locking through
D. tow an empty barge aster