To evaluate the effectiveness of new photo-catalytic materials for air pollutant reduction in the under-crossing tunnels.
目的评估新型道路及墙体光催化材料对下立交地道空气质量的改善效果。
The treatment measure including pollution source control and pollutant reduction was put forward for the sake of water quality improvement.
针对水库污染严重的现状，提出了控制污染源、削减污染物的综合治理措施。
Oxidazing reduction potential in sea water is one of the main factors to control the formation of metal pollutant deposit.
海水的氧化还原电位，是控制金属污染物溶存形式的主要因素之一。
He says attaching great importance to the global warming, China has released national plans to address climate change, energy saving and pollutant discharge reduction.
他说中国高度重视全球环境变暖，已经发布了应对气候变化、施能源节约和减少污染物质排放的国家方案。
With the continuous growth of economic output, lowing pollutants generation intensity to reduce pollutant production was an important means for pollutant emission reduction.
随着经济总量的持续增长，降低产污强度，从源头减少污染产生是促进污染减排的重要手段。
The invention has the advantages of high thermal efficiency, fuel saving, no smoke or tar oil, and pollutant emission reduction.
本发明热效率高、节省燃料、不易冒烟出焦油、减少了污染物排放。
Major energy saving and water saving measures and the desired results of energy saving and pollutant emission reduction are also introduced.
介绍了该项目主要的节能、节水措施以及“节能减排”预期效果。
Major energy saving and water saving measures and the desired results of energy saving and pollutant emission reduction are also introduced.
介绍了该项目主要的节能、节水措施以及“节能减排”预期效果。
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