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三元立交位于三环路与机场路、京顺路两条干线的交叉点。占地约30公顷,绿化面积7公顷。绿化布局开朗、色调明快。在京顺路与三环路交叉处,开阔的草坪上种植了高大挺拔、姿态优美,四季常青的油松树丛,草坪四周种植了大面积的丰花月季。机场路与三环路的交叉处,草坪上种植了姿态优美的雪松树丛,平展的雪松枝条与草坪连为一体,四周也种植了大量的丰花月季。两个立交
Three yuan interchange located in the Third Ring Road and Airport Road, Beijing-Shun Road, the intersection of the two main lines. Covering about 30 hectares, green area of 7 hectares. Green layout cheerful, bright colors. At the intersection of Jingshun Road and Third Ring Road, the open lawn is planted with tall, graceful and evergreen pine trees, and the lawn is planted with large area of rose flowers. The intersection of Airport Road and Third Ring Road, the lawn planted a beautiful cedar grove, flat cedar branches and the lawn connected as one, surrounded by a lot of flowering roses also planted. Two interchanges