A.periodically B.monthly C.quarterly D.yearly
A.Embarkationandlaunchingarrangementsshallbesuchthattherescueboatcanbeboardedandlaunchedintheshortestpossibletime B.Launchingshallbepossibleatship’sheadwayspeedupto5knotsincalmweather C.Rapidrecoveryshallbepossiblewiththeboatsfullcomplimentofpersonsandequipmen D.ThereleasemechanismshallbeofanautomatictypeapprovedbytheAdministration
A.保安等級1 B.保安等級2 C.保安等級3 D.保安等級4