1.
Research and preparation on diesel exhaust purifying regenerated catalyst
柴油车尾气净化再生催化剂的研究与制备
2.
Industrial Application Research on Purifying Waste Gases of Rubber Regeneration Process by Using Biological Method;
生物法净化再生胶脱硫废气的工业应用研究
3.
SF6 Reclaiming and Purge Regenerative System Based on Embedded System
基于嵌入式系统的SF_6回收净化再生系统设计与实现
4.
A Study on the Regeneration and Utilization of Lithium Hydroxide Used as Gas Purificant;
空气净化用氢氧化锂的再生利用研究
5.
Research on Theory and Technology of Municipal Domestic Sewage Purification and Reuse;
城市生活污水净化再用理论技术研究
6.
Adsorption and Photocatalytic Composite Material for Nonylphenol Removal
复合材料对壬基酚的吸附净化及催化再生研究
7.
LOGO! in Air Dry without Heat Regeneration Purification Device
LOGO!在无热再生空气干燥净化装置中的应用
8.
Regeneration of resin for purification of WPA by ion-exchange technology
离子交换技术净化湿法磷酸树脂再生的研究
9.
net reproduction rate
净再生产率，净（人口）繁殖率
10.
A Combined Processes of Biofilm Filtration and Chemical Coagulation for the Treatment of Wastewater for Reuse;
化学混凝与曝气生物滤池组合工艺用于再生水净化处理试验研究
11.
Sodium chloride and hydrochloric acid are often used to regenerate spent ion exchange resins used in water purification.
氯化钠和盐酸常用来再生水净化中用的废的离子交换树脂。
12.
Purification of Nitrogen and Phosphorus by Aquatic Macrophytes Wetlands in TEDA Highly Salty Reclaimed River;
植物湿地床对泰达再生水景观河道中氮磷的净化研究
13.
The Study of Cultivating Turfgrass on Reclaimed Water Body by Floating-beds and Its Purification;
再生水水面浮床种植草坪草及其对水体净化作用的研究
14.
Water Purification by Hydrophytes and Change of Microorganism in Root Zone and Water
水生植物净化中微生物变化及净化效果研究
15.
biological purification of soil pollution
土壤污染的生物净化
16.
raw producer gas
(未净化的)发生炉煤气
17.
crude producer gas
未净化的发生炉煤气
18.
biological purification of atmospheric pollution
大气污染的生物净化