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hydrographic
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水道学的,水道测量数的
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详细解释：
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以下为句子列表：
英文: Admiralty Sailing Directions are complementary to the chart and to the other navigational publications of the Hydrographic Department.
中文: 航路指南是对海图和气他水道部门的航海出版物的补充。
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英文: Based on the spectrum of Mean Sea Level (MSL) and the relation model between two tidal stations, the mathematical model for hydrographic datum transfer are studied.
中文: 基于平均海面的频谱结构和两验潮站潮位之间的关系模型，对基准面传递的方法原理进行了理论研究。
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英文: Because the channel bed was adjusted by scouring and silting in long-term, the required period to reach basically equilibrium was predicted based on the typical and assemble hydrographic data in long series after the building of Lijia flume dam.
中文: 应用李家峡建坝后典型水文年长系列的组合资料，预报了河床经长期冲淤调整后达到基本平衡需要的时间。
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英文: In hydrographic sweeping survey, considering that the surveyed route in design project description is a longer route which is composed of to geodetic coordinates, methods of Mercator projection, UTM (Universal Transverse Mercator) projection and Gauss-Kru
中文: 摘要在海道扫测工作中，考虑到设计任务书中的扫测航路是由两点大地坐标组成的较长路线，利用墨卡托投影和UTM投影及高斯－克吕格投影方式既能消除扫测航向的偏差，又能符合常规扫测方法。
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英文: Ningmeng, Longsan reaches and its lower reach are studied as well; from which the suitable and the minimum eco-environmental water demands for 10 important hydrographic sections of the main stream of the Yellow River are put forward at last.
中文: 对宁蒙（下河沿－头道拐）、龙三（龙门－三门峡）和下游3个重要河段的河道生态需水量、环境需水量计算方法及生态需水量、环境需水量耦合等问题进行了研究，提出了黄河干流10个重要水文断面的适宜生态环境水量和最小生态环境水量。
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