The galactic center is a rich and complex source of infraredradiation in which interesting phenomena occur in great variety.
银河系中心是一个红外辐射丰富和结构复杂的源，在那里发生着各种各样的有趣现象。
2
High quality light: no heat and radiation since there is no ultraviolet ray and infrared ray for the spectrum. It belongs to typical green lighting source.
光线质量高：由于光谱中没有紫外线和红外线，故没有热量，没有辐射，属于典型的绿色照明光源。
3
The design of measuring system based on virtual instrument for object infraredradiation intensity is described in accordance with the radiation source.