river level

In this paper, the observed land surface height data and tidal data in the Yellow River delta foreland area are used to describe the variations in depth datum and tidal level in the area.

通过黄河三角洲前沿陆地高程的变化和验潮获得的资料，介绍了黄河三角洲前沿深度基准面的变化和潮位变化情况。

The flood forecast programme for the China Russia boundary river Wusuli River has been draw up according to the corresponding water level ( flow) theory.

根据相应水位（流量）理论编制了中俄界河乌苏里江洪水预报方案。

Method of Predicting Tidal Level at Lower Reach of the Yangtze River

长江潮位预报方法

Finally, proposes the step of recovering groundwater ecology water level of river basin in Haihe river.

最后提出了恢复海河流域地下水生态水位的措施.

With water amount coming from Yellow River reduced, the water flow from Yellow River to Ningxia irrigation area has reduced 30%. Digging wells to combat drought results in the decrease of underground water level in the irrigation area and causes individual lakes dry out.

近年黄河来水减少，宁夏引黄灌区灌溉用水减少了30%，灌区实施抗旱打井工程，造成灌区地下水位下降，个别湖泊出现干涸；

The maximum water quantity becomes greater, the better is the filtering bed permeability, the higher the river hydraulic conductance, the higher the river level, the larger the water-collecting area and the bigger the distance between collecting pipes.

滤床的渗透性能越好，河床水力传导系数越高，河水水位越高，取水面积越大，取水管之间的间距越大，则最大取水量越大；

The present paper through the freight transportation market analysis as well as the Changjiang River ships standardization status, draws out the topic which middle and lower reaches Changjiang River the 3000t level barge optimization and the fleet organization plans.

本论文通过货运市场的分析以及长江船舶标准化的简况，引出长江中下游3000t级驳船优化及船队运输组织规划的课题。

The level of pollution in the river was falling.

这条河中的污染物水平在下降。

The groundwater is influenced severely by the river level and the river infiltration often causes in difficulties of drains and makes the crops along the riverside suffer from subwaterlogging.

河水位对堤内地下水有重要的影响，且河水向二岸的侧渗常导致堤内排水困难，使农作物遭受渍害。

The water level of the Mississippi River is already 6.5 feet below normal.

密西西比河的水位已经比正常值低了6.5英尺。

In spring the river's surface is often level with the banks.

春天河水常常涨到与河岸一样高.

Secondly, though the application of hydrologic data, the river level 、 the location and dimension of the intake and outlet of discharge water are determined.

其次，征对典型分布式能源站点B的冷却水排放进行了三维数值模拟。通过分析水文资料确定了计算区域黄浦江水位、取排水口的尺寸和位置。