植物叶片的滞尘量、重金属含量以及s含量随着离公路距离的增加而减少。
The content of dust absorption, heavy metal and s of vegetation has reduced as the increase of the distance from the expressway.
我国对园林植物滞尘效应的研究已经取得了相当多的成果。
The study on dust-retention effect of gardening plants in China has already obtained quite a lot of achievements.
我国对园林植物滞尘效应的研究已经取得了相当多的成果。
The study on dust-retention effect of gardening plants in China has already obtained quite a lot of achievements.
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