1·The inshore hydrographic surveys were the basis of coastal and harbor charts.
近岸水文测量是沿海和海港海图的基础。
2·The precise situ calibration and error analysis are fateful to insure the quality of hydrographic measurement.
准确的现场定标和误差分析对于保证水文测量的质量是至关重要的。
3·Using this method, military hydrographic surveys are not a threat of use of force.
利用这个方法，与水文地理有关的军事调查不算是一种使用武力的威胁。
4·Introduced and analysed the hydrographic condition in Anyang, and gave some measures and Suggestions on hydrographic forecast, hydrography and water resources.
在分析安阳市的水文基础上，对该市水情预报、水文测验和水资源利用提出建议。
5·Only those sandstone uranium deposits which accord with the geological and hydrographic evaluation index can be mined in situ.
但是并非所有的砂岩铀矿都能地浸，只有符合地浸地质—水文评价指标的砂岩铀矿才能地浸。