On the Accretion Rates of Host AGN of H_2O Masers
wang jin1; 2; zhang jiangshui1; 2; guo qian3(1.center for astrophysics; guangzhou university; guangzhou 510006; china; 2.astronomy science and technology research laboratory of department of education of guangdong province; guaugzhou 510006; china; (3.institute of humanity science and technology; loudi 417000; china)
..............page:185-193
..............page:207-213
..............page:247-252
Progress of Testing of a VLBI Digital Baseband Converter
luo jintao1; 2; chen lan1; wu yajun1; xiang ying1; zhu renjie1; yu yun1; shu fengchun1; hao longfei3; zhang xiuzhong1(1.shanghai astronomical observatory; chinese academy of sciences; shanghai 200030; china 2.graduate university of the chinese academy of sciences; beijing 100049; china; 3.yunnan astronomical observatory; chinese academy of sciences; kunming 650011; china)
..............page:214-221
..............page:238-246
..............page:253-260
Design of a Novel Cover of the Reflecting Schmidt Plate of the LAMOST
zhou guohua; wang hai; yang dehua(national astronomical observatories/nanjing institute of astronomical optics & technology; chinese academy of sciences; nanjing 210042; china ; key laboratory of astronomical optics & technology; nanjing institute of astronomical optics & technology; chinese academy of sciences; nanjing 210042; china)
..............page:277-282
..............page:231-237
..............page:194-206
Design of a Novel Cover of the Reflecting Schmidt Plate of the LAMOST
zhou guohua; wang hai; yang dehua(national astronomical observatories/nanjing institute of astronomical optics & technology; chinese academy of sciences; nanjing 210042; china ; key laboratory of astronomical optics & technology; nanjing institute of astronomical optics & technology; chinese academy of sciences; nanjing 210042; china)
..............page:277-282
..............page:231-237
..............page:253-260
..............page:238-246
..............page:194-206
Error Analysis of GPS Positioning
kang silin1; 2; li yuqiang1(1.national astronomical observatories/yunnan observatory; chinese academy of sciences; kunming 650011; china 2.graduate university of the chinese academy of sciences; beijing 100049; china)
..............page:222-230
..............page:261-267
..............page:247-252
..............page:261-267
Error Analysis of GPS Positioning
kang silin1; 2; li yuqiang1(1.national astronomical observatories/yunnan observatory; chinese academy of sciences; kunming 650011; china 2.graduate university of the chinese academy of sciences; beijing 100049; china)
..............page:222-230
On the Accretion Rates of Host AGN of H_2O Masers
wang jin1; 2; zhang jiangshui1; 2; guo qian3(1.center for astrophysics; guangzhou university; guangzhou 510006; china; 2.astronomy science and technology research laboratory of department of education of guangdong province; guaugzhou 510006; china; (3.institute of humanity science and technology; loudi 417000; china)
..............page:185-193
..............page:207-213
Progress of Testing of a VLBI Digital Baseband Converter
luo jintao1; 2; chen lan1; wu yajun1; xiang ying1; zhu renjie1; yu yun1; shu fengchun1; hao longfei3; zhang xiuzhong1(1.shanghai astronomical observatory; chinese academy of sciences; shanghai 200030; china 2.graduate university of the chinese academy of sciences; beijing 100049; china; 3.yunnan astronomical observatory; chinese academy of sciences; kunming 650011; china)
..............page:214-221
..............page:268-276
..............page:268-276