This article conducts actual investigation from four aspects: the basic socioeconomic conditions, environmental performance, and problems and causes, and environmental Suggestions and strategies.
本文主要从社会经济基本情况，环保工作成效，存在的主要问题及原因，和环保建议与对策四个方面展开环保实地调研分析。
We should know about the ways of knowing before solving problems. There are four basic ways of knowing including sense perception, emotion, language and reason.
我们应该知道的解决问题之前的方式有四种基本方法，包括感知觉，情感，语言和理由。
Because some problems are in the product knowledge representation, so gives the four layers to solve it, which contains the structure layer, behavior layer, basic-function layer and meta-function lay.
文中从产品知识表达存在的问题出发，提出了基于本体的产品知识表达四层模型，即结构层—行为层—基本功能层—元功能层，给出了各层本体的表示模式。
Because some problems are in the product knowledge representation, so gives the four layers to solve it, which contains the structure layer, behavior layer, basic-function layer and meta-function lay.
文中从产品知识表达存在的问题出发，提出了基于本体的产品知识表达四层模型，即结构层—行为层—基本功能层—元功能层，给出了各层本体的表示模式。
应用推荐