识别信号、询问信号和回答信号英文词汇分别为（）。A、identit ysignal、reply signal、interrogation signalB、interrogation signal、identity signal、reply signalC、identity signal、interrogation signal、reply signalD、reply signal、identity signal、interrogation signal
识别信号、询问信号和回答信号英文词汇分别为（）。
- A、identit ysignal、reply signal、interrogation signal
- B、interrogation signal、identity signal、reply signal
- C、identity signal、interrogation signal、reply signal
- D、reply signal、identity signal、interrogation signal
相关考题：
LTE中『____』基于主同步信号和辅同步信号进行的。(What carries on basing on the main synchronized signal and the auxiliary synchronized signal in LTE system『____』.)
用于LTE小区搜索的同步信号是『____』信号和『____』信号。(The synchronized signal for cell search in LTE is『____』signal. )
Sound, visual or other signal to a team ordering it to return to its base is ______.A.Come-back signalB.Go-back signalC.Return signalD.Retreat signal
Echo sounder sends a (无线电信号)from the bottom of the ship to the seabedA.radio signalB.radio waveC.signalD.signal radio
____，the bus started at once.A、The signal was givenB、The signal givingC、The signal givenD、When the signal given
() , the train started. A、Giving the signalB、The signal being givenC、The signal givenD、The signal giving
________is the most visible signal of distress from a lifeboat at sea in the daytime.A.Smoke signalB.Flash signalC.Fire signalD.Radio emergency transmission
A pilot vessel may continue to sound an identity signal if she is ______.A.underway，but not making wayB.agroundC.being towedD.not engaged in pilotage duty
A pilot vessel may continue to sound an identity signal if she is ______.A.agroundB.at anchorC.not under commandD.being towed
An orange flag showing a black circle and square is a ______.A.signal indicating a course changeB.distress signalC.signal of asking to communicate with another vesselD.signal indicating danger
Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?___.A.When at anchor, the pilot vessel is only required to sound anchor signalsB.The identification signal must be sounded any time the pilot vessel is underwayC.The pilot vessel may only sound the identity signal when making wayD.All of the above
What is the correct relative switching priority in a BLSR ring (higher to lower)?（）A、signal fail, signal degrade, manual switchB、signal degrade, signal fail, manual switchC、protection lockout, manual switch, path AISD、forced switch, manual switch, signal degradeE、protection lockout, manual switch, forced switch
Echo sounder sends a（） (无线电信号)from the bottom of the ship to the seabed.A、radio signalB、radio waveC、signalD、signal radio
What is the correct relative switching priority in an MS-SPRing ring （higher to lower）？ （）A、 signal fail， signal degrade， manual switchB、 signal degrade， signal fail， manual switchC、 protection lockout， manual switch， path AISD、 forced switch， manual switch， signal degradeE、 protection lockout， manual switch， forced switch
单选题A pilot vessel may continue to sound an identity signal if she is （）.Aunderway，but not making wayBagroundCbeing towedDnot engaged in pilotage duty
单选题An airplane should NOT send which signal in reply to a surface craft?（）AOpening and closing the throttleBRocking the wingsCFlashing the navigational lights off and onDFlashing Morse T
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单选题In the International Code of signals，a group of three letters indicates（）.Aurgency or an emergencyBthe vessel's national identity signalCa group from the general signal codeDa group from the medical signal code
单选题A pilot vessel may continue to sound an identity signal if she is （）.AagroundBat anchorCnot under commandDbeing towed
单选题数字减影血管造影DSA的英文是（ ）。Adigital signal acquisitionBdata signal acquisitionCdata subtraction angiographyDdigital subtraction angiographyEdata signal acquisition
单选题Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）AWhen at anchor，the pilot vessel is only required to sound anchor signalsBThe identification signal must be sounded any time the pilot vessel is underwayCThe pilot vessel may only sound the identity signal when making wayDAll of the above