Wetland plants for water purification principle throughout the design area, mainly embodies the water from the wetland purifying water reuse process.
湿地植物对于水质的净化原理贯穿整个设计景区，主要体现了水体从湿地净化到水的再利用过程。
A flat plat fixed-bed reactor for gas purification was designed, its structure, working principle, function of screen plate, guide baffle, gas receiver and filtration cap were introduced.
设计了一种用于气体净化的平板式固定床反应器，介绍了该反应器的结构、工作原理以及网板、导向板、气体收集箱、过滤盖等组件的功能。
The paper introduces the principle, structure and used effects of the mercury waste gas purification unit.
本文介绍汞废气净化处理装置的原理、结构及使用效果。
The foam fractionation and purification technique, which are widely used in industry, are introduced in this paper, and the principle of their function are given.
泡沫分离技术作为一种新兴的分离与净化技术，广泛应用于工业领域中。
The working principle and system characteristics of a kind of "small-sized factory" with new design, the RF series regenerative system for SF6 recycling purification, were introduced.
介绍了一种设计新型的可移动的“小型工厂”即RF系列六氟化硫回收净化再生系统，及其工作原理、系统特点。
The working process of resin bed and working principle of acid purification unit and flowchart are described particularly. Making comparison of acid consumption of using it before and after.
详细介绍了树脂床工作过程和酸净化装置的工作原理及工艺流程，对酸净化装置投入前后的酸耗量做了对比。
The principle of wet-way purification has been analyzed according to the mineral characteristics and current developing situation of Guangxi Ningming bentonite in this paper.
根据广西宁明膨润土的矿物特性和目前的开发现状，分析了湿法提纯的原理。
This paper makes a summary of the photocatalysis principle of nano semiconductor particles and its application , research and merits in air purification fields.
介绍了纳米半导体材料的光催化机理，净化空气的优点和国内外相关产品开发、应用的情况。
According to the calculating principle of wind scale and earthquake magnitude, the concept of the magnitude of self-purification capacity of water environment of area was put forward.
根据地震等级和风力等级的计算原理，提出了区域水环境自净能力等级的概念。
METHODS: Screening the purification condition by means of the content of active principle, fingerprint chromatography, the yield of dry extracts, et al. of the purified product.
方法从主要成分含量、指纹图谱、总固形物得率、除杂试验等多角度不同层次比较分析不同纯化产物与活性部位成分群的相似度和纯化效果。
METHODS: Screening the purification condition by means of the content of active principle, fingerprint chromatography, the yield of dry extracts, et al. of the purified product.
方法从主要成分含量、指纹图谱、总固形物得率、除杂试验等多角度不同层次比较分析不同纯化产物与活性部位成分群的相似度和纯化效果。
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