2) water resources protection planning 水资源保护规划 1. For this reason, the scientific and reasonable water resources protection planning should be formulated to realize the high efficient utilization and effective protection of water resources. 为此,必须制定科学、合理的水资源保护规划 ,以实现水...
To protect the Liuyang River in Changsha County,water resources in the Laodaohe River,through the Water Quality and pollution in Mesopotamia survey analysis to determine the partition of the river water quality protection goals.According to sources of water pollution in Mesopotamia Survey results,the ...
ideas of the research 1, talk about people's waste of water, pollution is not correct 2. Put forward some suggestions on how to save water and how to save water 3, sum up the importance of water resources and conservation, saving urgency 4, how should teenagers protect water resources?
The protection water resources, protect us! 相关内容 a活性剂又称助促进剂,作用是提高促进剂的活性!现在的几乎所有的促进剂都必须在活性剂的存在的条件下才能充分发挥其促进效能! The active ingredient also name helps the promoter, the function is enhances the promoter activeness! Present nearly all promote...
and restoration, so that there will be clear waters, fish and aquatic plants in the rivers, and harmony between humanity and water. It will turn from pollution control to holistic treatment of the water ecosystem, environment, and resources, thus laying a sound foundation for a beautiful China...
quality at its core, reinforce source control, give overall consideration to land and water, rivers and seas, carry out scientific control by basin, area and stage for rivers, lakes and seas, and systematically promote water pollution control, water ecologic protection and water resources management...
Information is presented on the 43 projects funded by the United States Geological Survey 's Water Resources Grant Program in fiscal year 1986. The report gives the grant number; project title; performing organization; principal investigator(s); dates; and a project description which includes (1)...
WATER SAFETY, PROTECTION China has made notable progress on ensuring water security for rural residents and the supply of agricultural water resources over the past decade. The country has guaranteed the safety of drinking water for 280 million rural residents and raised the penetration rate of rural...
JT Armbruster - Water-Resources Investigations Report 被引量: 1发表: 1976年 The Use of Contingent Valuation Data for Benefit/Cost Analysis in Water Pollution Control In this report, researchers revised and summarized the methodology and findings of a national freshwater quality benefits study (referred...
𝐷𝑊±𝑗𝑘𝑡ℎDWjkth± The lack of water in the Yinma River Basin at level ℎh in period 𝑡t because it does not meet the water resource distribution plan of department 𝑘k in area 𝑗j (104 m3/year) 𝐶𝑊±𝑗𝑘𝑡CWjkt± The water resources use cost of each...