Given to the configuration of naturalsatellites, we select aperture photometry from major methods as our main study contents.
针对天然卫星相对较亮而且孤立的特点，本文选取了主流测光方法中的孔径测光方法进行探讨。
2
Some methods of reduction for positioning measurement of the naturalsatellites on the CCD images have been studied and presented in this paper.
研究改进了对自然卫星CCD图像进行定位量测处理的方法。
3
Iran has said it wants to put its own satellites into orbit to monitor natural disasters in the earthquake-prone nation and improve its telecommunications.