单项选择题
A. Bow stern full to port! B. Bow stern half to port! C. Stern thrust half to starboard ! D. Stern thrust full to port!
A. Bow stern full to port! B. Bow stern half to port! C. Stern thrust half to starboard ! D. Bow thrust full to port!
A. Bow stern full to port! B. Bow stern half to port! C. Bow thrust half to starboard ! D. Bow thrust full to port!