单选题若海区有风流时输入对地速度，则雷达显示的目标真矢量（）。A长度为对水真速度，方向为船首向B长度为对地真速度，方向为航迹向C长度为对水真速度，方向为航迹向D长度为对地真速度，方向为船首向
单选题
若海区有风流时输入对地速度，则雷达显示的目标真矢量（）。
A
长度为对水真速度，方向为船首向
B
长度为对地真速度，方向为航迹向
C
长度为对水真速度，方向为航迹向
D
长度为对地真速度，方向为船首向
参考解析
解析：
暂无解析
相关考题：
单选题Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.AThe vessel which has the other on her own starboard sideBThe vessel which has the other on her own port sideCThe one which hears the other's fog signal firstDNeither vessel is the stand-on vessel
单选题Incomplete combustion in a running diesel engine can cause piston rings to become stuck as a result of （）Aresidual carbon depositsBlube oil viscosity breakdownCuneven heat expansion of the ringsDuneven heat expansion of the piston
单选题The thermal expansion valve reacts directly to the （）Atemperature in the space being cooledBliquid refrigerant pressure at the solenoid valveCpressure drop across the evaporator coilsDrefrigerant gas superheat at the coil outlet
单选题Each cylinder is closed at the top by a （）, made of a special heat-resistant steel.Acylinder linerBcoupling flangeCcylinder coverDpiston crown
单选题Generally the gudgeon pin is fully floating in both connecting rod small end and （）.Athe crossheadBthe crankshaftClarge endDthe piston bosses
单选题The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.Aindicated horsepowerBbrake horsepowerCnet horsepowerDfriction horsepower
单选题根据《海上交通事故调查处理条例》的规定，航行船舶发生海上交通事故后的报告程序，（）提法正确。A立即向船东报告B立即向就近的港监报告C按规定的时间向第一抵达港的港监提出书面报告DB和C正确
单选题（） is provided to alternators, in the event of prime mover failure to ensure that the alternator does not act as a motor.AReverse current protectionBReverse power protectionCSynchronising deviceDFrequency meter
单选题在F系列的船站中满足IMO最新遇险安全通信规范要求的是（）Af77BF55CF33DFB