Groundwater (HOLZSCHWAIG B 73) Upper groundwater layer

The measuring point HOLZSCHWAIG B 73 (measuring point no.: 7791) is used to monitor the groundwater level in the upper aquifer.测量点霍尔茨施瓦格B73（测点编号：7791）用于监测上层含水层（aquifer）的地下水位。