water-quality index system

The grey system assessment method, air pollution integrated index are applied to evaluate the atmosphere, surface water, noise environmental quality of valley cities in western China.

本文首先采用灰色系统评价方法、空气污染综合指数等方法对中国西部河谷型城市大气、地表水、噪声环境质量进行了客观评价。

Based on the gaining the water quality index through monitor system for wastewater treatment in papermaking, wastewater treatment models by BP and RBF neural networks are studied.

利用造纸废水处理监控系统取得表征废水水质的各项指标，在此基础上研究了基于BP网络和RBF网络的造纸废水处理建模。

A method was established to evaluate the quality system of gel yoghurt by using subjective index and objective indices: gel strength, susceptibility to syneresis and water holding capacity.

并确定了凝胶型酸乳的三项客观评价指标即凝胶强度、脱水收缩作用敏感性和持水力，从而初步建立起了一套可评价凝胶型酸乳质量的方法。