A、greater than the declination and both are of the same name
B、less than the declination and both are of the same name
C、greater than the declination and both are of contrary name
D、less than the declination and both are of contrary name
更多“A celestial body will cross the prime vertical circle when the latitude is numerically（）.”相关的问题
A、Greenwich celestial meridian B、hour circle of the body C、local celestial meridian D、vertical circle of the body
A、Comparing the gyro azimuth of a celestial body with the computed azimuth of the body B、Comparing the gyro heading with the magnetic compass heading C、Determining from the chart the course made good between celestial fixes D、It cannot be determined accurately at sea due to drift of unknown currents
A、the primary great circle of the Earth perpendicular to the axis B、the line to which all celestial observations are reduced C、the line from which a celestial body's altitude is measured D、All of the above
A、horizontal parallax decreases B、observer's height above sea level increases C、humidity of the atmosphere decreases D、altitude of the body decreases
A、on the prime vertical B、on the celestial horizon C、at lower transit D、on the Greenwich meridian
A、celestial meridian B、celestial equator C、celestial horizon D、principal vertical circle
客服
TOP
查看正确答案
