论文部分内容阅读
长江(陆上和水下)三角洲地下水系统是一个完整的系统,上海地区地下水系统是长江三角洲系统的一部分(或子系统)。上海地区地下水开采量的获取,主要是通过其东部、南部边界的长江水下三角洲的同层古埋藏地下水的补给,由于长江水下三角洲分布广阔,这种补给在一定的时限内是有保证的。
The Yangtze River (overland and underwater) delta groundwater system is a complete system. The groundwater system in Shanghai is part (or subsystem) of the Yangtze River Delta system. The exploitation of groundwater in Shanghai is mainly through the supply of the ancient buried groundwater in the same layer of the Yangtze River Delta under the eastern and southern borders. Due to the vast distribution of the Yangtze River Delta, such supply can be guaranteed within a certain period of time .