单项选择题
A.salving vessel B.Co-ordinator surface search C.MERSAR D.the vessel being salved
Course directed by the OSC or CSS to be steered at the ...
单项选择题Course directed by the OSC or CSS to be steered at the beginning of a search is（）.
A.Original course B.Initial course C.Final course D.Designated course
The commander of a rescue unit designated to co-ordinat...
单项选择题The commander of a rescue unit designated to co-ordinate search and rescue operations within a specified area is the（）.
A.General commander B.Commander general C.Search commander D.On-scene commander
Stop search and return to（）.A.keelB.virginC.originD.bas...
单项选择题Stop search and return to（）.
A.keel B.virgin C.origin D.base
