分析了三角帆蚌对水体的主要水质因子变化及鱼产量的影响。
The main water factors of fishpond water in lakeshore and the impact of fish yield were analyzed.
烃类氧化菌的数量与水域中的营养盐含量及其它水质因子有一定的关系。
The number of hydrocarbon oxidation bacteria had a relationship with the supply of nutrients as well as other water factors.
此外，某些水质因子也影响TMV的灭活效率，其中可溶性盐的存在及其含量对TMV的灭活会因所处的环境不同而异；
The higher temperature of the water body, the faster the inactivation rate of TMV. Besides the environmental temperature, some water quality factors also influence the inactivation rate of TMV.
应用VB编程，在传统水质评价的因子选择中引入计算机随机选择。
The computer random selection is leaded into the factor selection of water quality appraisal with VB program.
降雨和径流为三亚湾海域水质参数变化的控制因子。
The major control factor of water quality is precipitation and runoff.
对米泉市历年生活饮用水的水质进行综合评价，确定主要污染因子，初步探讨了其成因及采取的对策。
Quality of drinking water is evaluated comprehensively in Miquan City, the main pollution factors are determined and its cause of formation and corresponding countermeasures are discussed.
第五章，基于可视化数据挖掘的结果分析，主要包括二松水质状况的空间分布规律以及影响因子分析。
The fifth chapter analyzesthe results based on visualized data mining, about spatial distribution discipline of SecondSonghua River water quality and it's affecting factors.
水是柑桔生长极为重要的环境因子，水质好坏直接影响果品的质量。
Water is a very important environmental factor in citrus production, the quality of which poses a direct impact on the fruit quality.
如果要改善窟野河水质必须有效控制这两种污染因子的排放。
The improvement of water quality depends on controlling the discharge of the two pollutants.
重点探讨了利用因子分析法求权重来评价水质，通过实例分析得知这种方法在目前是较为理想和合适的。
The authors put emphasis on using the model of factor analysis to calculate weight and to evaluate water quality. The result shows that the method is much ideal and suitable.
磷是影响水质的一个重要因子，农业环境中磷素的管理是控制水体富营养化的重要途径。
P was one of the important factors in evaluating water quality. The management of P in agriculture was the main approach to control the eutrophication of the water.
模糊矩阵法评价水质级别，比单因子评价法更真实地反映水体水质级别的具体归属。
In evaluating water quality, fuzzy matrix, compared with single factor way, can reflect more realistically the grade of water.
通过采用单因子评价手段，选取1995～2006年实地监测数据，系统分析了清江长阳段水质状况。
The water quality of Qingjiang River in Hubei is analyzed systemically based on the monitoring data from 1995 to 2006 with single - factor assessment method.
以灰色系统理论为基础，把灰色关联度分析方法和单因子污染指数法相结合，构造了一种适合于评价地下水质量的灰色模型。
Based on the grey system theory, a grey assessment model of groundwater quality is built by combining the method of grey relational grade analysis and the method of single factor contaminant index.
为分析连云港海洋环境质量，对连云港港区水质、沉积物及生物因子进行监测。
The water quality, sediment and biological factors were monitored to analyze Marine environment quality of Lianyungang harbor district.
在各污染因子中COD、BOD5、挥发酚类对河流水质的贡献率较大。由此分析了相应的原因。
It also showed that in each pollution factor, COD, BOD5 and the votile phenol contributed much more to the water quality of this river. Thus corresponding reason was analyzed.
针对实际水质评价问题，建立了渭河地面水环境质量综合评价的BP神经网络模型，并与单因子法、主成分分析法进行了分析比较。
Aimed at actual question of water quality assessment, the BP neural network model is established which synthetically assesses the surface water quality of the Wei river.
水质富营养化受到多种因素的影响，其中有的因子信息是不明确的灰色信息。
The eutrophication of water is influenced by multi-factors, Some grey informations of which are not definite in eutrophication assessment of water.
方法通过收集浐河人造水面近年来水质监测数据，并采用单因子指数法进行水质现状评价，分析浐河人造水面水质变化特征及其原因。
Take Chan River as an example, the characteristic of water quality and reason were analyzed through the method of data collection and practice.
由于功能区水质状况受诸多因素影响，复杂多变，规划设计的功能区水质保护目标能否实现，主要决定于对功能区各类水质超标风险因子的防御和调控能力。
The main goal of water resources protection is to meet the requirement for water quality standard in water function zones. The water quality in function zones is affected by many factors.
由于功能区水质状况受诸多因素影响，复杂多变，规划设计的功能区水质保护目标能否实现，主要决定于对功能区各类水质超标风险因子的防御和调控能力。
The main goal of water resources protection is to meet the requirement for water quality standard in water function zones. The water quality in function zones is affected by many factors.
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