我们必须净化环境。?。
防治污染、净化环境是当今社会的重要课题。
Pollution control and environment cleaning become the most important task in contemporary society.
“净化环境，美化家园”，难道城里人也不懂吗？
'Clean the environment, beautify our surroundings', why did the urban tourists ignore it?
利用啤酒厂污泥既净化环境，又降低藻类养殖成本。
The utilization of brewery sludge not only helps clean the environment, but also lowers the cost of alga cultivation.
地板通风率17% - 50%，满足各种级别净化环境要求。
Floor ventilating rate 17%-50%, satisfies each kind of rank purify cation environment request.
该产品适用于清除河道、湖泊、水库中的水面漂浮物，净化环境。
The product is suitable for cleaning aquatic floaters of rivers, lakes and reservoirs to purify environment.
广泛应用于电子、医药、食品等需高效过滤器覆盖率大的净化环境。
Suitable for the cleanroom with high coverage of HEPA filters in the fields of electron, medicine and food etc…
半导体光催化技术由于其在净化环境方面的优异性能而受到广泛关注。
Semiconductor photocatalysis has attracted a wide attention for its outstanding performance on environmental purification.
自1970年以来，每年世界各地人们都通过进行不同活动净化环境来庆祝这一天。
Since 1970, every year people around the world observe the day by doing different activities to clean up the environment.
这些便是我们平时饮食过程中会留下的‘痕迹’，也就是那些净化环境的塑料购物袋和白色垃圾。
These are marks and traces we normally will leave when we eat-plastic waste that pollutes the environment.
净化环境：薰衣草有一种自然芳香，它不但能保持室内空气清新，亦能排除空气中的二氧化碳和杀菌除臭。
Environment purification: lavender contains a kind of natural fragrance, can not only keep indoor air fresh, but remove CO2 in the air, and act for sterilization and deodorization.
净化环境：薰衣草有一种自然芳香，它不但能保持室内空气清新，亦能排除空气中的二氧化碳和杀菌除臭。
Environment purification: lavender contains a kind of natural fragrance, can not only keep indoor air fresh, but remove CO2 in the air, and act for sterilization and deodorization.
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