1) water quality classification
水质类别
1.
The application of the model to assess the river water qualities in 2000 year in Qingdao showed that the characteristics such as water quality classification,comprehensive pollution level,the situation up to the standard of the functional region,and the peculiarities of .
根据我国当前“按功能区分类管理”的水环境管理原则 ,提出了一种新的水质评价方法 ,称为水质类别与污染物综合特征模型。
2) analysis of water quality classification
水质类别分析
3) single factor exponent method
单因子水质类别法
1.
According to our survey and analysis of water fetched from the Three Gorges Area from Yichang to Xietan,single factor exponent method and synthetic pollution index method were used to analyze,compare and evaluate the present situation of water quality.
通过对长江三峡库区宜昌至泄滩段水域污染情况的实地调查和水质分析,采用单因子水质类别法和综合污染指数法对其水质污染现状进行分析、横纵向比较和评价,结论为三峡库区水域污染在1999年出现峰值,现在总体上呈好转趋势,水质总体评价级别为Ⅱ类,水体污染以有机物和重金属污染及细菌为主,主要污染源为沿江工业和城市生活污水。
4) class centroid
类别质心
1.
In order to cut down the time of training a large-scale data set by using SVM(support vector machine),a fast algorithm for reducing training sets was proposed based on class centroid.
为了进一步减少支持向量机的训练时间,提出了一种基于类别质心的训练集缩减算法。
5) quality category
质量类别
6) geological category
地质类别
补充资料：地下水水质测定(见水质测验)
地下水水质测定(见水质测验)
dixiashui shulzhi eeding地下水水质测定见水质测验。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条