Activities of Exhibition and Education in Astronomy.
¡@
¥»ºô¯¸©Ò¦³¹Ï¤ù¥¼¯S§OÁn©úªÌ¡A
³£¬O¨ú§÷¦Û
¬ü°ê¤ÓªÅÁ`¸p (NASA) ºô¶ ¡A
½Ð¤Å§@°Ó·~¥Î³~¨Ï¥Î¡C