declination angle

常见例句

It must be presented as a function of hour angle and declination of sun. By this reason, a receiver must continuously change its position with the move of sun at sky in a day.
指出焦線位置是太陽赤緯和時角的函數，因此吸熱器必須隨著太陽的周日眡運動而不斷改變位置。
How to complete the calculation of sun declination , sun right ascension, sun greenwich hour angle, greenwich hour angle of aries and sun local hour angle in Astronomical Position.
利用計算機完成天文定位中的太陽赤經、赤緯、太陽格林時角、春分點格林時角、測者地方時角的計算。
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.
特別提出了減小天線下傾角的重要性，以及天線下傾角調諧方式對減少同頻乾擾的作用。