只要按区开展城乡规划建设，就可有效地实现地下水保护。
The planning and construction of city and town should keep to the protected planning of groundwater resources.
目前，用人工回灌补充地下水，可以快速、有效地阻止地下水水位的持续下降，防止各种地质灾害的发生。
Now, artificial recharge of groundwater is an effective way to control the declining level of the groundwater and hold back the geologic disasters.
井灌井排技术有效地降低了地下水位，土壤明显脱盐，作物产量不断提高。
With the massive groundwater pumped for irrigation, there was an apparent decrease of groundwater depth and desalinization in soil layers that led to a substantial increase of crop production.
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