If no distress acknowledgement is received（）a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.
1、What is the primary equipment for rece
What is the primary equipment for receiving MSI? （）ASARTBEPIRBCNAVTEXDINMARSAT-B
2、Which is NOT a distress signal? （）
Which is NOT a distress signal? （）AA continuous sounding with any fog signal apparatusBA signal sent by radiotelephone consisting of the spoken word "Mayday"CAn International Code Signal of N.C.DThe firing of green star rockets or shell
3、If a DSC distress relay is transmitted
If a DSC distress relay is transmitted from coast station , it will（）.Aindicate the ship in distress that the alert has been receivedBalert ...
4、If the named port is one at which no t
If the named port is one at which no tugs are ever obtainable，and the chartered vessel can not，by reason of her size，reach that port without the assistance of tugs，the port is（）.AsafeBnot safeCgoodDnot good
5、If you log a distress message，it must
If you log a distress message，it must include the（）.Asea stateBnames of witnessesCtime of its occurrenceDwind direction and velocity
If no metric is specified for the routes being redistributed into IS-IS， what metric value is assigned to the routes？（）A0B1C10D20