hour angle-declination axis mount 时角赤纬轴座架
angle of declination [机] 偏角 ; 偏斜角 ; 赤纬度
declination angle 偏角 ; 偏转角 ; 斜射角 ; 倾斜角
angle of declination lofting 偏角放样
antenna declination angle 天线下倾角
maximal declination angle 极限偏角
magnetic declination angle [地物] 磁偏角
System directly calculate any point at a given moment in the sun elevation Angle, solar azimuth, solar declination Angle, the day of sunshine, year round sunshine and average annual sunshine time.
系统直接计算出任意一点在给定时刻的太阳高度角、太阳方位角、太阳赤纬角、当天日照时间、全年日照时间以及年平均日照时间等。
Especially, the importance of reducing the declination Angle of antenna was emphasized and the effects of adjusting antenna declination Angle on reducing homo-frequency interference were expounded.
特别提出了减小天线下倾角的重要性，以及天线下倾角调谐方式对减少同频干扰的作用。
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