MAYDAY()信号A、无线电传紧急B、无线电话遇险C、无线电传安全D、无线电话紧急
MAYDAY()信号
- A、无线电传紧急
- B、无线电话遇险
- C、无线电传安全
- D、无线电话紧急
相关考题:
International distress signal in VHF calling for help is________.A.Help,Help,HelpB.Mayday,Mayday,MaydayC.Save,Save,SaveD.Rescue,Rescue,Rescue
MAYDAY is to be used to announce________.A.a distress messageB.an urgency messageC.a safety messageD.a massage of SMCP
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the ______.A.distress positionB.spoken words “Mayday, Mayday, Mayday”C.ship’s nameD.ship’s call letters
在船上用无线电装置发送求救信号时,就呼叫(),然后报出船名、位置和你所遇到的问题。A、MAYDAY-DAYMAY-MAYDAYB、DAYMAY-MAYDAY-MAYDAYC、MAYDAY-MAYDAY-DAYMAYD、MAYDAY-MAYDAY-MAYDAY
当有迫切和严重的危险并要求立即援救时,应使用的呼叫信号为:().A、MAYDAY,MAYDAY,MAYDAYB、PANPAN,PANPAN,PANPANC、MAYDAY,MAYDAYD、PANPAN,PANPAN
单选题International distress signal in VHF calling for help is().AHelp,Help,HelpBMayday,Mayday,MaydayCSave,Save,SaveDRescue,Rescue,Rescue
单选题A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the().Adistress positionBspoken words Mayday,Mayday,MaydayCship's nameDship's call letters
单选题The use of the danger signal().Areplaces directional signalsBmakes the other vessel the stand-on vesselCindicates doubt as to another vessels actionsDis the same as a MAYDAY signal
单选题不论是一起或分别使用或显示,均表示遇险需要救助的信号有()。 ①每隔约1分钟鸣炮或燃放其他爆炸信号一次; ②以任何雾号器具连续发声; ③以短的间隔,每次放一个抛射红星的火箭或信号弹; ④以任何方法发出的《莫尔斯信号规则》的━━━(SOS)信号组; ⑤无线电话发出“梅代”(MAYDAY)语言的信号; ⑥《国际简语信号规则》中表示遇险的信号N.C.; ⑦由一面方旗放在一个球体或任何类似球形物体的上方或下方所组成的信号; ⑧火箭降落伞式或手持式的红色突耀火光; ⑨放出橙色烟雾的烟雾信号; ⑩两臂侧伸,缓慢而重复地上下摆动;A③~⑩B②~⑧C①~⑥D①~⑩
单选题A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the().ADistress positionBSpoken words“Mayday,Mayday,Mayday”CShip's nameDShip's call letters
单选题游艇一旦遇险,应()A如手机还有信号,应立即拨打12395向海事搜救中心求救B用VHF高频电话MAYDAY,MAYDAY的求救呼叫C发出一个SOS(求救信号)D以上皆对