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２０００年地下水资源和水环境预测已在全国７７个城市中开展（其中有１９９０年和１９９５年的阶段性预报）。本文以西安市为例对影响水质预测准确性的主要因素及方法进行了讨论。
The prediction of groundwater resources and water environment in 2000 has been carried out in 77 cities nationwide (including the phased forecasts in 1990 and 1995). This article takes Xi’an as an example to discuss the main factors affecting the accuracy of water quality prediction and methods.