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| jgg
2015 35 (4):
726-728
ISSN: 0412-1961 CN: 21-1139/TG
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| The Application of Spherical Triangle Method in Digital Zenith Camera |
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| The Second Artillery Engineering University, 2 Tongxin Road, Xi’an 710025, China |
| Received: 2014-07-10 Revised: null Online: 2015-07-29 |
Supporting info
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