About the Book
lai yuan: Wikipedia. ye mian: 42. zh ng: zh ng ji n luo xuan x ng xi, bang xuan x ng xi, yin he xi, g ng yao ti n wen xue, b de x ng xi, yin dao zuo bi o xi, NGC 253, kuo bi n mao x ng xi, M94, NGC 3227, NGC 4631, s n ji o zuo x ng xi, xian n zuo x ng xi-yin he xi de peng zhuang, nan f ng ch x ng xi, m f i x ng xi qun, mai zhe lun x ng liu, h i y n x ng xi, chu x x ng xi, NGC 5005, NGC 2207heIC 2163, NGC 7331, w zhuang x ng xi, ren m zuoA, M109, yin x n, t li-fei sh r gu n xi, NGC 1097, NGC 4151, w i r man1, NGC 7318, ban ren m zuoo, M66, NGC 5474, NGC 4625, IC 342, wu bang luo xuan x ng xi, NGC 4244, NGC 2841, NGC 2976, NGC 4725, NGC 2770, xiang ri kui x ng xi, i luo xuan x ng xi, M106, f she x ng yun, M58, yin he xi ti n wen xue, yin he xi de wei x ng x ng xi, M99, NGC 6744, M96, du ju n zuo47, NGC 7814, b n de pao, M100, NGC 3626, NGC 3949, NGC 3109, NGC 3079, NGC 4395, da lie feng, M88, lie hu bi, NGC 6946, NGC 4236, M108, M90, NGC 2608, M95, yin he nian, NGC 7479, M61, k d u x ng xi, M91, NGC 3132, ren m bi, M65, OB x ng xie, NGC 2535, NGC 4414, M98, NGC 2536, NGC 5248, y n ni dai, NGC 4565, ren m zuo heng x ng yun, NGC 2775, b n x ng ji yun, g r de dai, NGC 4559, NGC 6027d, NGC 2537, hong gu n luo xuan x ng xi, ti n e bi, yin he ping mian, NGC 6027a, yin mi n, NGC 7317, NGC 7319, y ng xian bi, dun pai-nan shi zi bi, NGC 7320c, R x ng xie, qi lin zuo huan, NGC 3628, NGC 1300, da ji o x ng liu, T x ng xie, he b o dan x ng xi, bian gu ng x ng yun. pian duan: sh p zhe tai k ng wang yu n jing p i she de yin he xi zh ng x n tu xiang cong s wang g su jian de yin he xi yin he xi (ti n he huo ti n han) shi tai yang xi su chu de x ng xi shi y ge you1,000zhi4,000du yi k heng x ng (1-4x10) shu qi n ge x ng tuan he x ng yun z cheng de bang w x ng xi xi t ng, t de zhi jing yu wei100,000du gu ng nian, zh ng x n de hou du yu wei6,000du gu ng nian tai yang xi sh yu zhe ge pang da x ng xi de heng x ng zh y, er w men j zhu de de qiu ...
