solar hour造句

• The movement of a shadow on a sundial covered 40 moments in a solar hour.
• Observing the sun from earth, the "'solar hour angle "'is an expression of time, expressed in angular measurement, usually degrees, from solar noon.
• The length of a solar hour depended on the length of the day, which in turn varied with the season, so the length of a moment in modern seconds was not fixed, but on average, a moment corresponds to 90 seconds.
• In order to further increase the efficiency of the technology, United Sun Systems is working on a hybrid system that will be able to power the Stirling engine with a separate heat source during non-solar hours, thus creating a 24-7 electricity generating system.
• :: : Actually the irony here is that while the web based sunrise and sunset results displayed on the websites are seem accurate and identical it is the other values such as time offset, equation of time, solar hour angle, azimuth and zenith that are not the same.