10. “Course made good” means the course which a vessel makes good over ground.
Apart from currents and wind, which factor below should be taken into account?
(A) Magnetic compass errors
(B) Gyro compass errors
(C) Variations
(D) Tidal streams
詳解 (共 1 筆)
未解鎖
一開頭說CMG CMG就兩點連線不考慮其...