当船舶满足不设置辅助操舵装置条件时,则应设置两套独立的控制系统,且每套系统均应能在()控制。
A.舵机室
B.机控室
C.应急控制室
D.驾驶室
参考答案:D
—Dad, my CD player ________.
—Don't worry. Let's go and have it repaired. [ ]
A. is missing
B. is broken
C was stolen
D. was lost
迳流调节的计算任务是什么?