公路环保绿化是解决污染的重要手段，绿化既改善景观又对环境起到生态平衡作用。
The mainly measurement to solve this problem is to plant trees along the highway which can improve views and maintain the ecological balance.
公路环保绿化是解决污染的重要手段，绿化既改善景观又对环境起到生态平衡作用。
The mainly measurement to solve this problem is to plant trees along the highway which can improve views and maintain the ecological balance.
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