摘要
本文介绍了公路长隧道空气污染状况、治理现状及其研究进展，文中指出脉冲电晕放电法治理隧道空气污染是有效的和可行的。
review for air pollution of road tunnel and its treatment was made. The advance in this field was introduced, it shows that the treatment of air pollution in road tunnel by pulse corona discharge technology is effective and practical.
