为了保持充足的水供应，凤凰城批准了一项极具争议的回收水的活动，以此补充地下地下水并试图劝阻过度消费。
To keep up a sufficient water supply, Phoenix is adopting an aggressive campaign to recycle water, replenish groundwater and try to dissuade over-consumption.
如地下水中遇到的，它应保持低于管的方式抽水，直到管道已得到令人满意的测试，并回填。
Where ground water is encountered, it shall be kept below the pipe by means of pumping until the pipe has been satisfactorily tested and backfilled.
树木的减少扰乱了生态系统，因为固定表层土壤，保持旱季降雨，净化地下水和将二氧化碳转化为氧气都需要树木。
The loss of trees upsets the ecosystem as trees are necessary to build topsoil, maintain rainfall in dry climates, purify underground water and to convert carbon dioxide to oxygen.
井灌区应采取农业综合节水技术体系，保持在一个水文周期内地下水采补基本平衡。
Agricultural Comprehensive water saving technology system should be adopted for the well-irrigated area and the basic balance remained for extraction and recharge during one hydrological circle.
地下水污染修复和湿地更新是保持生态系统健全的主要步骤，因此中国人应该赞同这一点。
Groundwater revitalization and wetlands renewal are an important step in maintaining a healthy ecosystem, and the Chinese should be applauded for recognizing this.
含碎块石土质边坡中常发育有地下水排泄管道，他们控制地下水水位上升，对保持边坡稳定十分重要。
Pipe drainage of groundwater are often developed in the pebbly clay slopes and are important in restricting groundwater level rising and in keeping slope stability.
在自由交替带地下水供排平衡，保持正常的地层压力。
In free replacing zone, Me pressure keeps normal because recharge and discharge of pore fluids is in equilibrium.
据球场行政人员称，他们会严密监测地下水位，而且在过去的九年里，地下水位也一直保持稳定。
Groundwater levels are meticulously monitored and have remained stable for the past nine years, according to course officials.
在类似这样的水源整年保存水的地方，地下水位可以像预期的一样保持在地表附近。
Where such a source holds water year-round, the water table in the vicinity can be expected to be near the surface.
在类似这样的水源整年保存水的地方，地下水位可以像预期的一样保持在地表附近。
Where such a source holds water year-round, the water table in the vicinity can be expected to be near the surface.
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