|
|||||
|
|
| 提高河口地区水下地形测量精度的方法 | |
| 引用本文： | 许宝华,何慧兰. 提高河口地区水下地形测量精度的方法[J]. 地理空间信息, 2010, 8(5): 126-127,143 |
| 作者姓名： | 许宝华 何慧兰 |
| 作者单位： | 长江水利委员会长江口水文水资源勘测局,上海,200136;长江中游水文水资源勘测局,湖北,武汉,430012 |
| 摘 要： | 采用配备多元传感器的高精度的无验潮水下地形测量模式、根据测区温度和盐度变化采用声速仪对声速进行实时改正、对系统时延进行准确的改正、正确的测量数据处理等来提高河口地区水下地形测量精度。 |
| 关 键 词： | 无验潮模式 水下地形测量 声速 时延 |
Methods for Improving Measurement Accuracy of Uuderwater Topographic Survey in Estuary Area |
|
| XU Baohua,HE Huilan. Methods for Improving Measurement Accuracy of Uuderwater Topographic Survey in Estuary Area[J]. Geospatial Information, 2010, 8(5): 126-127,143 | |
| Authors: | XU Baohua HE Huilan |
| Affiliation: | 1.The Survey Bureau of Hydrology and Water Resources of Changjiang Estuary,Shanghai 200136,China; 2.Bureau of Hydrology ＆ Water Resources Survey of the Middle Yangtze River,Wuhan 430012,China) |
| Abstract: | Application of underwater topographic survey without tidal mode equiping with multielement bar,to correct velocity in real time with velocimeter according to the changes of temperature and salinity , to improve measurement accuracy of underwater topographic survey by correcting the system time-delay and processing the correct and survey data. |
| Keywords: | without tidal mode underwater topographic survey velocity system time-delay |
| 本文献已被 维普 万方数据 等数据库收录！ | |