Groundwater commonly collects in stream drainages but may remain entirely beneath the surface of dry stream-beds in arid regions.
地下水通常聚集在河流流域，但在干旱地区，地下水也可能完全保留在干涸河床的表面之下。
Underground water resources, or oases, sufficient to support irrigated agriculture are found in dry stream beds and depressions.
在干河床和洼地处可找到充足的地下水资源或者绿洲来支持灌溉农业。
Underground water resources, or oases, sufficient to support irrigated agriculture are found in dry stream beds and depressions.
在干河床和洼地处可找到充足的地下水资源或者绿洲来支持灌溉农业。
应用推荐