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检索条件"作者=2.{2. astronomical Observatory,{3. {4. of Sciences,{2. 2.0030,China"
1165 条 记 录,以下是1-10 订阅
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Combined adjustment project of national astronomical geodetic networks and 2.00' national GPS control network
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Progress in Natural Science:Materials International 2005年 第5期15卷 435-441页
作者: YANG Yuanxi1*, ZHA Ming2. SONG Lijie3. WEI Ziqing1, WANG Zhouping2. OUYANG Guichong2. XU Bilin2. WU Xiaoping3.and WANG Junqin4.1. Xi'an Research Institute of Surveying and Mapping, Xi'an 710054. china 2. Xi'an Informational and Technical Center of Surveying and Mapping, Xi'an 710054. china 3. Zhengzhou Institute of Surveying and Mapping, Zhengzhou 4.0052. china 4. The First Surveying Team of Tianjin, Tianjin 3.014., china) Xi'an Res. Inst. of Surveying and Mapping Xi'an 710054 China Xi'an Info. and Technical Ctr. of Surveying and Mapping Xi'an 710054 China Zhengzhou Inst. of Surveying and Mapping Zhengzhou 450052 China First Surveying Team of Tianjin Tianjin 300140 China
The combined adjustment project of the nationwide astronomical geodetic networks and 2.00' national GPS control network involve 4.519 terrestrial observational stations and 2.66 GPS observational stations. In the ter... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
CO observations of massive star forming regions at different evolutionary phases
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Science china(Physics,Mechanics & Astronomy) 2006年 第5期49卷 626-640页
作者: CHEN Xi1,2. XU Ye1,3. SHEN Zhiqiang1,3.& LI Jingjing1,2.1. Shanghai {4. {3., Chinese Academy of {2., Shanghai 2.0030, china 2. Graduate School of the Chinese Academy of {2., Beijing 10003., china 3. Joint Institute for Galaxy and Cosmology, Shanghai {4. {3. and the University of Science and Technology of china, Shanghai 2.0030, china Shanghai astronomical observatory Chinese Academy of Sciences Shanghai China Graduate School of the Chinese Academy of sciences Beijing China Joint Institute for Galaxy and Cosmology Shanghai Astronomical Observatory and the University of Science and Technology of China Shanghai China
The 12.O (J=1-0), 13.O (J=1-0) and C18O (J=1-0) emissions in 9 massive star forming regions, which are believed to be at different stages of massive star formation, were mapped with the 13.7 m millimeter wave telescop... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
astronomical function and date of the Taosi observatory
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Science china(Physics,Mechanics & Astronomy) 2009年 第1期52卷 151-158页
作者: WU JiaBi1, CHEN MeiDong2.& LIU CiYuan3.1 National astronomical Observatories, Chinese Academy of sciences, Beijing 100012. {2. 2.Institute for the History of Natural Science, Chinese Academy of sciences, Beijing 100010, {2. 3.National Time Service Center, Chinese Academy of sciences, Xi’an 710600, {2. National astronomical Observatories Chinese Academy of Sciences Beijing China Institute for the History of Natural Science Chinese Academy of Sciences Beijing China National Time Service Center Chinese Academy of Sciences Xi’an China
The Taosi site in Xiangfen County,Shanxi Province,may be the capital of the King Yao. Archeologists recently discovered a large semi-circular stamped-earth platform, II FJT1,which has a clear and definite pounded-eart... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Time of impact of fragment P2.of comet SL 9 on Jupiter
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Chinese Science Bulletin 1997年 第5期42卷 396-398页
作者: ZHOU Hongnan,QIAN Bochen, HUANG Keliang and LI Qibin1. Department of Astronomy, Nanjing University, Nanjing 2.0093. china 2. Shanghai {3., Chinese Academy of {2., Shanghai 2.0030, china 3. Physics Department, Nanjing Normal University, Nanjing 2.0097, china 4. Beijing astronomical {3., Chinese Academy of {2., Beijing 100080, china Department of Astronomy Nanjing University Nanjing China Shanghai observatory Chinese Academy of Sciences Shanghai China Physics Department Nanjing Normal University Nanjing China Beijing astronomical observatory Chinese Academy of Sciences Behijing China
FROM 1994.07-16 to 1994.07-2., 2. fragments of comet SL 9 impacted against Jupiter in succession. During the impact period the impact of fragments D, E, K, N, P2.and S was observed in {3.. We used a 1.56-m telescope... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A new method for imaging faint objects nearby a bright source
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Chinese Science Bulletin 2000年 第3期45卷 201-207页
作者: YE Binxun & CHU Yi1. Beijing astronomical observatory, Chinese Academy of {2., Beijing 100012. {4. 2. NAOCAS, Beijing 100012. {4. 3. Department of Astronomy, Nanjing University, Nanjing {4. Correspondence should be addressed to Ye Binxun Beijing astronomical observatory Chinese Academy of Sciences Beijing China NAOCAS Beijing China Department of Astronomy Nanjing University Nanjing China
In astronomical observation, it is difficult to obtain the image of faint objects in the peripheral area around a bright celestial body. in order to solve the problem, a new method is designed and experimented, which ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
“Double dawn”eclipse and the rotational variation of the earth
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Chinese Science Bulletin 2000年 第11期45卷 988-991页
作者: ZHANG Peiyu & HAN Yanben1. Purple Mountain observatory, Chinese Academy of sciences, Nanjing 2.0008, {2. 2. Beijing astronomical observatory, Chinese Academy of sciences, Beijing 100012. National astronomical observatory, Chinese Academy of sciences, Beijing 100012. {2. Purple Mountain observatory Chinese Academy of Sciences Nanjing China Beijing astronomical observatory Chinese Academy of Sciences Beijing National astronomical observatory Chinese Academy of Sciences Beijing China
A record of 'double dawn' at State Zheng in the first year of the reign of King Yi in Western Zhou Dynasty in the chronicle 'Bamboo Annals' (Zhushu Jinian) is discussed. We think that it may be a record of an annular ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Simulations for terrestrial planets formation
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Science china(Physics,Mechanics & Astronomy) 2009年 第5期52卷 794-803页
作者: ZHANG Niu 1,2.&JI JiangHui 2.3.1Graduate University of Chinese Academy of sciences,Beijing 10004.,{3. 2.urple Mountain {2.,Chinese Academy of sciences,Nanjing 2.0008,{3. 3.National astronomical Observatories,Chinese Academy of sciences,Beijing 100012.{3. Graduate University of Chinese Academy of sciences Beijing China Purple Mountain observatory Chinese Academy of Sciences Nanjing China National astronomical Observatories Chinese Academy of Sciences Beijing China
In this paper,the formation of terrestrial planets in the late stage of planetary formation is investigated using the two-planet *** that time,the protostar formed for about 3.Ma and the gas disk *** the model,the per... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Entropy of three-dimensional BTZ black holes
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中国科学:物理学、力学、天文学英文版 2004年 第3期47卷 277-283页
作者: GAO Changjun1,2.& SHEN Yougen1,2.3.4.1.Shanghai astronomical {3.,Chinese Academy of {2.,Shanghai 2.0030,china(mailing address) 2.National astronomical Observatories,Chinese Academy of {2.,Beijing 100012.china 3.Institute of Theoretical Physics,Chinese academy of {2.,Beijing 100080,china 4.Shanghai United Center for Astrophysics,Shanghai 2.02.4.china Shanghai astronomical observatory Chinese Academy of Sciences Shanghai China National astronomical Observatories Chinese Academy of Sciences Beijing China Institute of Theoretical Physics Chinese Academy of Sciences Beijing China Shanghai United Center for Astrophysics Shanghai China
The entropies of scalar field and neutrino field are calculated in the background of three-dimensional BTZ black hole. Considering statistical physics,we propose not to consider the superraradiant modes for bosons (Fe... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Population information extraction in Chaohu watershed based on RS and GIS
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Chinese Science Bulletin 2003年 第2期48卷 181-183页
作者: LIU Jianjun1,2.& LI Chunlai3.1. Institute of Geochemistry, Chinese Academy of sciences, Guiyang 550002. {3. 2. Graduate School, Chinese Academy of sciences, Beijing 10003., {3. 3. National astronomical Observatories, Chinese Academy of sciences, Beijing 100012. {3. Correspondence should be addressed to Liu Jianjun (e-mail: dhsliujj@ ***) Institute of Geochemistry Chinese Academy of Sciences Guiyang China Graduate School Chinese Academy of Sciences Beijing China National astronomical Observatories Chinese Academy of Sciences Beijing China
It is always difficult to extract population in-formation of small watershed during the region environment assessment. The report adopted compound areal interpola-tion to study the population in Chaohu watershed with ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
An H_2. flare in GGD2.
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Chinese Science Bulletin 2001年 第1期46卷 35-39页
作者: XU Ye, ZHENG Xingwu JIANG Dongrong, ZHANG Fujun& YU Zhiyao1. Shanghai astronomical observatory, Chinese Academy of {2., Shanghai {3., {4. 2. Chinese National Observatories, Chinese Academy of {2., Beijing 100080, {4. 3. Department of Astronomy, Nanjing University, Nanjing 2.0093. {4. Shanghai astronomical observatory Chinese Academy of Sciences Shanghai China Chinese National Observatories Chinese Academy of Sciences Beijing China Department of Astronomy Nanjing University 210093 China
We report the observing results of a short time scale monitoring of the 2. GHz water maser emission in GGD2.. A rapid water maser outburst with the time scales of 4.d has been detected, and the variations are accompan... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论