您要查找的是不是：
- THE STUDY ON THE RELATIONSHIP BETWEEN THE ROOT DISTRIBUTION OF TREES AND SEASONAL FROZEN AND PERCHED GROUND WATER 树木根系分布与季节冻结滞水关系探讨
- perched ground water 悬着地下水,滞水
- frozen perched ground water 冻结滞水
- perch ground water 滞水
- Seepage from land fills can pollute ground water or surface. 填土的渗漏可能污染地下水和地面水。
- Poisons used on farms and in homes can enter ground water. 在农场和家庭使用的毒物可以进入地下水。
- The quality of the ground water made some improvement. 地表水水质有所改善。
- This solution describes a spreading of a ground water mound. 这个解描述地下水丘的扩展。
- Ground water levels fall. Rivers get drier and drier. 地面水位下降。河流变得更干燥。
- Ground water is also obtained for human use by sinking wells. 人们也通过挖井来获取地下水以供使用。
- Ground water is usually removed by man through wells. 地上水一般是由人们从井里汲上来。
- The flow of ground water is toward streams, lakes, or oceans. 地下水经流的方向是朝向河流、湖泊或海洋的。
- Recovery of ground water may require especially delicate tactics. 利用地下水，需要有特别完善的方案。
- Seepage from land fills can pollute ground water or surface water. 填土的渗漏可能污染地下水和地面水。
- The peak ground water level was analyzed on simulation. 仿真分析了地下水位的峰值。
- Ground water levels fall,rivers get drier and drier. 地下水位下降，河流越来越干涸。
- Ground water is the carrier and moving force of the mud irruption. 突泥是以地下水作为动力和载体而产生的；
- Slow degradation of ground water quality may result from repeated use. 循环使用地下水可以导致缓慢的水质降低。
- Ground waters originating in different beds commingle. 来源于不同层位的地下水相互混合。
- Also,management of ground water sources in the rural area will be tightened. 另外，需要加强郊区城镇地下饮用水源的管理。
