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近年来,由于国民经济发展的需要,高等级公路相继建成,高速公路的建设还处于起步阶段。对于高速公路建设的一些问题,各有关方面都在积极进行研究探讨。但对高等级公路如何绿化这一问题研究甚少。下面就我国目前高等级公路绿化的现状及国外高速公路绿化资料,结合我们在沈大公路沈一鞍段的绿化设计中的实践体会,试验段绿化效果的观察,谈谈对高等级公路绿化的几点
In recent years, due to the needs of national economic development, high-grade highways have been completed and the construction of expressways is still in its infancy. For some problems of expressway construction, all relevant parties are actively carrying out research and discussion. However, there are few studies on how to green the highway. The following is the current status of our country’s high-grade highway greening and greening information of foreign highway, combined with our experience in Shenyang-Shenyang-Shenyang-Anhuan section of green design, greening effect of the observation section, to talk about the greening of high-grade highway What time?