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| jgg
2011 31 (5):
75-79
ISSN: 0412-1961 CN: 21-1139/TG
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| RESEARCH ON DEVELOPMENT AND CHANGESOF CHINESE REGIONAL GEOLOGICAL SURVEY |
| Li Hua ;and Zhang Huijun |
| Developmen Research Center of China Geological Survey，Beijing 100037 |
| Received: 1900-01-01 Revised: 1900-01-01 Online: null |
Supporting info
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