The fine results are achieved by the artificial groundwater recharge experiment and using the underground storing space for water storage in the Gaochen City.
藁城市利用地下储水空间蓄水，进行地下水人工回灌试验，取得了一定成果。
Within the last 40 years, the northern part of the North China Plain has excessively extracted over a hundred billion cubic tonnes of groundwater, leaving an immense underground storage space.
华北平原北部在近40年时间内已过度开采了上千亿立方米地下水，留下了巨大的地下库容空间。
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