Some plants store reserves of water to see them through a drought; others send roots deep down to subsurface water supplies.
有些植物储存水分来使它们度过干旱；另一些则把根深深地扎入地下水源。
This study is concerned essentially with subsurface water.
这里的研究主要针对地下水。
The gold mining has effects on the surface and subsurface water to some extent in the Wolongquan River valley.
卧龙泉河流域金矿开发在一定程度上对卧龙泉河水及该区的地下水产生影响。
The region between subsurface water and surface water is the hyporheic zone(HZ) with intensive biogeochemical activity.
地表水-地下水的交错带是地表水与地下水的混合区域，该区域内生物地球化学活动强烈。
The content of dissolved trace metals (Cu, Pb, Zn, Cd) in the surface microlayer and subsurface water in the Nansha region was determined.
对南沙海区微表层和次表层中溶解态痕量金属铜、铅、锌、镉的含量进行了测定，并探讨了其与DOC的关系。
The analytic method of dynamic simulation of combined operation of the surface and subsurface water and its application are presented in this paper.
本文阐述了地面水、地下水联合调度的动态模拟分析方法及其应用。
For the first time, the Huabei Oil Fields exploited the deep subsurface water below 400 meters in the centre area of Hebei during the middle of 70s.
七十年代中期，华北油田于冀中地区首次开发了400米以下深层地下水。
Some ideas about simplifying the procedures of dynamic simulation analysis of combined operation of surface and subsurface water are presented for discussion.
文中对简化地面、地下水联合调度的动态模拟分析过程，提出一些看法供商榷。
The wellhead high pressure wireline control system can conduct close-in tests without bleeding off fluid and pressure, and keeping normal subsurface water injection.
高压井口电缆密封控制系统可在不泄流、不放压，维持井内正常注水条件下进行密闭测试。
Results were shown that, subsurface water mostly comes from the North Pacific while the intermediate water originates from both the North and South Pacific Ocean, even possibly from the Indian Ocean.
分析结果表明，ITF的次表层水源主要来自北太平洋，中层水源地既包括北太平洋、南太平洋，同时也不能排除有印度洋的可能性。
Results were shown that, subsurface water mostly comes from the North Pacific while the intermediate water originates from both the North and South Pacific Ocean, even possibly from the Indian Ocean.
分析结果表明，ITF的次表层水源主要来自北太平洋，中层水源地既包括北太平洋、南太平洋，同时也不能排除有印度洋的可能性。
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