航海仪器题库_航海仪器试题_航海仪器在线答题_航海仪器搜题在线使用拍照解题

【单项选择题】 You are about to go to sea and adjust the magnetic co...

【单项选择题】 Would you please（）on the radar?

【单项选择题】 Would you mind（）your DF?

【单项选择题】 With respect to automatic identification systems（AIS），wh...

【单项选择题】 While you are at anchor，what will serve as a positive...

【单项选择题】 Which statement concerning GPS is TRUE（）.

【单项选择题】 Which one of the followings does not limit the effectiv...

【单项选择题】 Which of the following statements is TRUE regarding auto...

【单项选择题】 When your vessel is proceeding to the area of traffic ...

【单项选择题】 When navigating using DGPS（Differential Global Positioning...

【单项选择题】 The use of pulse groups and extremely precise timing at...

【单项选择题】 The time interval between the transmission of signals fr...

【单项选择题】 The receiver uses（）satellites to compute latitude，longit...

【单项选择题】 The operator of the ship’s radiotelephone，if the radiot...

【单项选择题】 The operation of which aids to navigation may be suspen...

【单项选择题】 The loran lines drawn on navigation charts represent（）...

【单项选择题】 The information received by AIS will be displayed on（）...

【单项选择题】 The（）transmits own ship data cyclically via two defined...

【单项选择题】 Radar makes the most accurate determination of the（）.

【单项选择题】 Most modern Loran-C receivers，when not tracking properly...

【单项选择题】 Loran-C uses the multiple pulse system because（）.

【单项选择题】 In using Loran-C，skywave reception gives greater range ...

【单项选择题】 If the radio signal ground wave extends out for less d...

【单项选择题】 Automatic identification systems（AIS）are required to（）.

【单项选择题】 With respect to automatic identification systems（AIS），wh...

【单项选择题】 Which of the following statements is TRUE regarding cran...

【单项选择题】 What does not contribute to the commercial GPS receiver...

【单项选择题】 To obtain accuracy in fixing by DF，（）and three statio...

【单项选择题】 The line connecting the Loran-C master station with a ...

【单项选择题】 Loran-C is which type of system（）.

【单项选择题】 （）is not a component of GPS.

【单项选择题】 （）is not an alarm required by IMO standards to be av...

【单项选择题】 （）is not a factor which will affect the accuracy of ...

【单项选择题】 （）is a digitized“picture”of a chart.

【单项选择题】 While in drydock your vessel will be belt-gauged.This ...

【单项选择题】 Which statement about the gyrocompass is FALSE（）.

【单项选择题】 Which statement about the Flinders bar of the magnetic ...

【单项选择题】 Which magnetic compass corrector（s）CANNOT be set on a ...

【单项选择题】 Which magnetic compass corrector（s）can be set while the...

【单项选择题】 Which compensates for errors introduced when the vessel ...

【单项选择题】 When relieving the helm，the new helmsman should know th...

【单项选择题】 When crossing the magnetic equator the（）.

【单项选择题】 What is used to correct for both induced and permanent...

【单项选择题】 What is the basic principle of the magnetic compass（）...

【单项选择题】 Variation in a compass is caused by（）.

【单项选择题】 This induced magnetism（）the permanent magnetism already ...

【单项选择题】 The variation for most given areas undergoes（）change，th...

【单项选择题】 The quadrantal spheres are used to（）.

【单项选择题】 The MOST important feature of the material used for mak...

【单项选择题】 The most accurate method of determining gyrocompass error...

【单项选择题】 The magnetism in the various structures of a ship chang...

【单项选择题】 The line which connects the points of zero magnetic dip...

【单项选择题】 The Flinders bar and the quadrantal spheres should be t...

【单项选择题】 The Flinders bar on a magnetic compass compensates for ...

【单项选择题】 In more recent years，（）has been used by civilians in...

【单项选择题】 Any piece of metal on becoming magnetized will develop ...

【单项选择题】 A vessel is heading magnetic east and its magnetic comp...

【单项选择题】 A ship under construction or major repair will acquire ...

【单项选择题】 Your radar is set on a true motion display.Which of t...

【单项选择题】 Your radar displays your ship off center．As you proceed...

【单项选择题】 Your ARPA has two guard zones.What is the purpose of ...

【单项选择题】 Your ARPA has automatic speed inputs from the log．Due ...

【单项选择题】 Your ARPA has been tracking a target and has generated...

【单项选择题】 By convention，the north seeking ends of a compass’ mag...

【单项选择题】 The development of（）led to the fully automatic ARPA sy...

【单项选择题】 The（）has a built-in world map; most areas are displa...

【单项选择题】 Radar reflectors are required for（）.

【单项选择题】 PPI is（）.

【单项选择题】 Although manual plotting for CPA works well，the workload...

【单项选择题】 （）typically extends from close as 0.1 nautical miles...

【单项选择题】 （）is not used in modern radar.

【单项选择题】 （）is not a job of the radar antenna.

【单项选择题】 The heading of a vessel is indicated by what part of ...

【单项选择题】 The correction to be applied to a Loran-C reading when...

【单项选择题】 The basic collision avoidance display presented by CASII...

【单项选择题】 Radar makes the most accurate determination of the（）.

【单项选择题】 Radar is not only to obtain（），but also to measure th...

【单项选择题】 Most GPS receivers use the doppler shift of the carrier...

【单项选择题】 Magnets in the binnacles of magnetic compasses are used...

【单项选择题】 It may be found that，in certain circumstances，Radar Bea...

【单项选择题】 It is dangerous for vessels without the use of radar（...

【单项选择题】 Induced magnetism is found in（）.

【单项选择题】 If several fixed navigational lights are visible at the...

【单项选择题】 How is variation indicated on a small-scale nautical ch...

【单项选择题】 Gyrocompass repeaters reproduce the indications of the ma...

【单项选择题】 Error may be introduced into a magnetic compass by（）.

【单项选择题】 Due to GPS roll over of the clock cycle，GPS receivers...

【单项选择题】 Deviation which is maximum on intercardinal compass headi...

【单项选择题】 Deviation is the angle between the（）.

【单项选择题】 Deviation in a compass is caused by the（）.

【单项选择题】 Compass error is equal to the（）.

【单项选择题】 Compass deviation is caused by（）.

【单项选择题】 Before a magnetic compass is adjusted certain correctors...

【单项选择题】 Based on your 2209 fix，which would be a warning th...

【单项选择题】 Based on a DR，at approximately 1817 you would expec...

【单项选择题】 At the master gyrocompass，the compass card is attached ...

【单项选择题】 At sea，we can use（）to fix the ship’s position.

【单项选择题】 Assumption shall（）on the basis of scanty information es...

【单项选择题】 As a vessel changes course to starboard，the compass car...

【单项选择题】 A system of reservoirs and connecting tubes in a gyro ...