coseismic water level variation 水位同震变化
reservoir water level variation 库水位变化
In this paper, water level variation according to different riverbed deformation in river channels with different kinds of cross section shape is analyzed.
该部分主要是分析和总结不同特点河道中冲淤变化与水位升降之间的关系。
参考来源 - 河道冲淤情况下分流分沙模式初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The causes of the higher-than-normal water levels of foundation seepage observation holes, and the synchronous water level variation with the upstream reservoir level are analyzed.
并对坝基渗流观测孔孔水位普遍偏高、且与上游库水位变化基本同步的异常性进行了物理成因解析。
In the meantime the time variation of the water level in the ditch has been taken into account, therefore the groundwater head are time-varying as the groundwater flows toward the drain system.
在讨论这个问题时，又考虑进了排水沟中的水位也是随时间而变化的，因此在地下水流动过程中的任一瞬时，其地下水头差也是一个变量。
The results show that the response of well water level to pressure variation in well air has relation to the period of pressure variation.
试验结果表明，井水位对井口空气压力变化的响应与变化周期有关。
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