overyear

Using flow sediment laden formula set by Hanqiwei and overyear runoff,sediment data,the sediment retaining prediction of Manwan reservoir is carried out.

利用韩其为[1]水力公式以及戛旧站多年径、泥资料,进行了漫湾水库的拦预测分析。

Based on the quality data of overyear water table and groundwater, the research studied the dynamic variation of water table and quality of groundwater.

摘要本文总结银川地区地下水监测点的多年水位和水质资料的基础上，研究地下水水位的化和水质随时间的化。