The Chinese Wolfberry of Zhongning is famous all the world for the fine climate, geographical environment and upriver water quality from the Yellow river.
中宁枸杞驰名中外的品质，一切得益于中宁得天独厚的气候、地理环境及黄河上游的水质。
The sediment and its influence on water environment cause a series of problems and difficulties in the water environmental quality assessment for sediment-laden water of the Yellow River.
黄河多泥沙水体中存在的泥沙及其对水环境造成的影响给河流水环境质量评价带来了一系列特有的问题和困难。
This paper discussed the evaluation of shallow ground water quality fluctuation on geophysical logging data in Yellow River delta.
探讨了用地球物理测井资料评价黄河三角洲浅层地下水水质变化。
Comprehensive management of soil erosion in the Middle Yellow River basin should be strengthened in order to reduce the harmful influence of the sediment upon the water quality.
应加强对黄河中游地区水土流失的综合治理，以减少泥沙对河流水质造成的危害。
Objective: to understand the pollution of the Yellow River in HuiNong of NingXia Autonomous Prefecture and in natural water source and running water quality.
前言：目的：掌握黄河水源宁夏惠农段污染现状和目前自来水水质现状。
Only does it achieve four standards - "embankment not burst, watercourse not breakage, water quality not beyond standard, riverbed not run-up", the Yellow river has being enormous avail value.
只有其真正达到了“堤防不决口，河道不断流，水质不超标，河床不抬高”的四项标准，黄河才具有巨大的效用价值。
Based on the theory of resource exergy, this paper analyses the mainstream Yellow River and unifies its water quantity and quality into a single exergetic index.
基于资源理论，采用指标对黄河干流水量和水质进行了统一度量。
The growth curve and generation times of Tetrahymena thermophila BF5 are used to study the water quality of the Yellow River in Lanzhou City with five samples.
在黄河兰州市区段采集水样，利用嗜热四膜虫（Tetrahymena thermophila）BF5的生长曲线和世代时间作为指标来评价水质。
The growth curve and generation times of Tetrahymena thermophila BF5 are used to study the water quality of the Yellow River in Lanzhou City with five samples.
在黄河兰州市区段采集水样，利用嗜热四膜虫（Tetrahymena thermophila）BF5的生长曲线和世代时间作为指标来评价水质。
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