群山环一洼洼地多水源山区一些四面或三面环山的小型洼地、掌心地、簸箕地往往沉积着一些砂卵石层,可找到地下水。两山夹一嘴嘴头常有水两道长山蹭夹一道短山,在嘴头处常堆积一定厚度的砂砾石层,往往可找到地下水. The mountains and valleys to water mountains and some water surrounded by four or three small hills around the mountains, palms, dustpan often deposited some sand and gravel layer, you can find the groundwater. Two mountain clip mouth often have two water Changshan rub clip a short hill, often stacked in the mouth of a certain thickness of sand and gravel layer, can often find groundwater.