A、A.Directing the beam of a searchlight at another vessel
B、B.A smoke signal giving off orange colored smoke
C、C.A whistle signal of one prolonged and three short blasts
D、D.International Code Signal PAN spoken over the radiotelephone
更多“Which signal is recognized as a distress signal?（）.”相关的问题
A、Upgraded copper lines allow maximum speed greater than cable B、Signal is not shared back to the switch C、Signal is shared back to the switch D、Distance is not a factor in signal speed
A、When at anchor，the pilot vessel is only required to sound anchor signals B、The identification signal must be sounded any time the pilot vessel is underway C、The pilot vessel may only sound the identity signal when making way D、All of the above
A、A. Establishing a signaling channel between two signaling entities in an ATM network B、B. Provide reliable connection for signaling between two IP signaling nodes C、C. Provide routing for IP signaling messages in an IP signaling network
A、Directing the beam of a searchlight at another vessel B、A smoke signal giving off orange colored smoke C、A whistle signal of one prolonged and three short blasts D、International Code Signal "PAN" spoken over the radiotelephone
A、A continuous sounding with any fog signal apparatus B、A signal sent by radiotelephone consisting of the spoken word Mayday C、An International Code Signal of N.C D、The firing of green star rockets or shells
A、Locating signals are transmitted by survival craft VHF transceivers B、Locating signals are transmitted by SARTs C、Locating signals are intended to facilitate the finding of a distressed vessel or its survivors D、Locating signals are not transmitted by autoalarm generators
A、A continuous sounding with any fog signal apparatus B、A signal sent by radiotelephone consisting of the spoken word "Mayday" C、An International Code Signal of N.C. D、The firing of green star rockets or shells
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