1) back up water level
回升水位
3) rising again of fluorine content in water
水氟回升
1.
Introducing the basic situation of water amelioration in the last ten years in Yuncheng Prefecture, Shanxi Province, the paper points out the main causes for the rising again of fluorine content in water-amelinration wells, discusses the determination method of the effective value of prevention and cure of fluorine in water in the No.
本文介绍了山西省运城地区十年改水的基本情况,指出了改水井水氟回升的主要原因,探讨了有别于国家饮水标准的重病区水氟防治有效值的确定方法、并对今后的降氟改水工作提出了几点意见。
4) water level variation
水位升降
1.
The authors studied the relationship between bank collapse and seepage failure of embankment foundation and the impact of flood soaking and water level variation on bank stability during flooding periods.
结合洪水期堤岸渗透与崩塌的特点,以岸滩稳定分析为基础,本文重点研究了崩滩与渗透险情的关系、洪水浸泡河岸及水位升降等对崩岸的影响。
5) Elevation rise
水位升高
补充资料：地下水水位观测(见水位观测)
地下水水位观测(见水位观测)
d ixiashui shuiwei guanee地下水水位观测见水位观测。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条