_________ will ensure that a true account of what occurred in an accident can be obtained and help investigators locate the cause of marine incidents.(1.0)
A.AIS B.VDR C.GPS D.RADAR正确答案B
_________ will ensure that a true account of what occurred in an accident can be obtained and help investigators locate the cause of marine incidents.(1.0)
A.AIS B.VDR C.GPS D.RADAR正确答案B
