hour angle

基本解释

This paper deals with a displace of focusing line position which is caused by change of solar hour angle when a long axis of FMSC is placed in east-west direction.
本文讨论了当固定条形镜面聚光器长轴沿东西向放置时，太阳时角变化所引起的焦线位置的移动。
In this paper, the mathematical formulas for estimating the hourly and daily radiation received on the plane of manual azimuth tracking and hour angle tracking are derived.
推导出了方位角手动跟踪和极轴时角手动跟踪方阵面上曝辐量及辐照度的计算公式。
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.
指出焦线位置是太阳赤纬和时角的函数，因此吸热器必须随着太阳的周日视运动而不断改变位置。

The 5-Hour Energy has another interesting angle, which is the backstory of its respected founder, Manoj Bhargava, whose dual commitment to physical health and spiritual wellbeing seems quite sincere.
FORBES: Can Energy Drinks Kill, Reprise? New FDA Investigation This Time Names 5-Hour Energy