单项选择题
As the South Equatorial Current approaches the east coast of Africa,it divides with the main part flowing south to form the warm().
A.Agulhas Current B.Canary Current C.Benguela Current D.Madagascar Current
单项选择题 As seen from the tow,what should connect the leading ends of both towing bridle legs to the main towing hawser?()
单项选择题 As it approaches,a typical warm front will bring().
单项选择题 As defined in the regulations governing marine casualties a “marine employer” may be the().