uv astronomy造句

例句与造句

1. There were a plethora of UV astronomy experiments done during the Skylab lifetime, as well as detailed X-ray studies of the Sun.
2. UV astronomy was impossible before the Space Age, and some of the first space telescopes were UV telescopes designed to observe this previously inaccessible region of the electromagnetic spectrum.
3. The atmosphere is opaque at the wavelengths used by X-ray astronomy, gamma-ray astronomy, UV astronomy and ( except for a few wavelength " windows " ) far infrared astronomy, so observations must be carried out mostly from balloons or space observatories.
4. It's difficult to find uv astronomy in a sentence. 用uv astronomy造句挺难的