| 1. | Groundwater levels fall ; rivers get drier and drier 地下水水位下降,河水越来越干。 |
| 2. | Groundwater levels fall ; rivers get drier and drier 地面水平线下降了,河流越来越干。 |
| 3. | Groundwater levels fall ; rivers get drier and drier 地下水位降低;河流变得越来越干涸。 |
| 4. | Gis ; groundwater level ; spatio - temporal change ; the hebei plain Gis地下水位时空变化河北平原 |
| 5. | Groundwater levels fall ; rivers get drier and drier 过度用水造成地下水水位下降,河流变得越加干涸。 |
| 6. | Application of bp network based on simulation annealed algorithm in forecast of groundwater level 网络在地下水位预测中应用 |
| 7. | Analysis of characteristics of groundwater level regime in middle west of tangshan city 唐山中西部地区地下水位动态特征分析 |
| 8. | A simple method for calculation of field drain spacing for groundwater level control 控制地下水位的田间排水沟间距简捷计算方法 |
| 9. | Gis - based analysis on spatio - temporal change of groundwater level in the hebei plain 基于gis的河北平原地下水位时空变化动态分析 |
| 10. | Study on the arithmetic of automatically drawing isoline of groundwater level based on gis 的地下水水位等值线图自动生成算法研究 |