written in C# for the angle of the sun, the sun angle, and sunshine hours in the calculation process, through the importation of longitude and latitude and time can be obtained by the precise geographical scientific calculations!
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Because the two modes that the photo electricity examination and the sun angle track have respective advantages and disadvantages, and they mutual complement. Therefore, at the last, we decide that the system adopt the two modes alternately.
晴天时系统采用光电检测追踪模式,而阴天时系统进入太阳角度追踪模式。
参考来源 - 太阳自动追踪系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Calculating this angle would allow astronomers to measure what was then the ultimate goal: the distance of the Earth from the Sun.
计算这个角度可以让天文学家测量地球到太阳的距离，这是当时的终极目标。
The earth's not always the same distance from the sun, and it's not always tilting toward the sun at the same angle.
地球到太阳的距离并不总是相同的，地球也并不总是以相同的角度倾斜向太阳。
The daytime quality of light in forests varies with the density of the vegetation, the angle of the Sun, and the amount of cloud in the sky.
森林里的日光质量随着植被密度、太阳照射角度和天空云层数量变化而变化。
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