1.
Study on Water Improvement Effect on Polluted Water by Submerged Macrophytes;
沉水植物对污染水体的水质改善效应研究
2.
Study on the Source Water Quality Improvement Result of the Three-Dimensional Ecological Floating Bed;
立体式生态浮床对水源地水质改善效果的研究
3.
These effects appeared to be reversible when air quality improved.
当空气质量改善时，这种效应是可以消除的。
4.
Improvement of cement-based materials from HPMC
羟丙基甲基纤维素对水泥基材料的改善效应
5.
The Research on the Water-lifting Aeration in the Treatment of Fenhe Reservoir Source Water;
扬水曝气技术改善汾河水库水源水质的应用研究
6.
Application and foreground of surfactants in water quality improving
表面活性剂在水质改善上的应用现状与前景
7.
Protozoa could be used to improve the effluent quality, evaluate and assess the operating and function of the wastewater treatment plant.
原生动物能用来改善水质、评价和指示污水厂的运行和处理效果。
8.
The Effects of Ecotechnological Engineering on Improving Water Quality and the Dynamical Characteristics of Phytoplankton in Dajingshan Reservoir;
大镜山水库水质改善生态工程效果及浮游植物群落动态特征
9.
Article 6: All units shall strengthen the prevention and control of water pollution to protect and improve water quality.
第六条 各单位应当加强水污染防治工作，保护和改善水质。
10.
Near-term Evaluation of Mental Training on Emotion of University Students;
心理素质训练改善大学生情绪健康水平的近期效果评价
11.
The water quality of the offshore marine areas tended to improve.
近岸海域海水水质呈改善趋势。
12.
Study on Improving Water Quality of Scenic Water by Constructed Wetland;
人工湿地改善景观水体水质技术研究
13.
Purification of source water quality in simulated rivers embanked by ecological concrete
生态混凝土护砌模拟改善水源地水质
14.
Applied Research on Aeration Technology in Improving Quality of Water Environment in Suzhou City;
曝气复氧技术在苏州水环境质量改善中的应用研究
15.
On practice of water lifting and aeration in improvement of raw water quality in cities
扬水曝气技术改善城市供水原水水质的实践
16.
ON LOW BENEFIT OF FRESHWATER FISH CULTURE AND ITS IMPROVING REPROACH;
淡水养殖效益低下的原因及改善途径
17.
This scheme had considerably improved the water quality in rivers within the New Territories.
发牌计划大大改善了新界河流的水质。
18.
Prism effect in reducing muscular asthenopia of presbyopia
三棱镜效应改善老视眼的肌性视疲劳