单项选择题
A.not exceed bare steerageway during the transit
B.take a strain as soon as you can to control the tow
C.come up to speed very slowly and maintain a safe speed
D.come up to speed quickly，then cut back power considerably to ease the strain
单项选择题 Most of your vessel’s superstructure is forward. How will the vessel lie when drifting with no way on?（）.
单项选择题 It is easier to dock a right-hand，single-screw vessel（）.
单项选择题 In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.