摘要:高速公路的绿化越来越受到重视与研究,本文从功能需求、树种选择及与建设、营运、养护阶段的衔接对泗许高速淮北段的绿化工程设计进行系统分析和总结。 关键词:高速公路 绿化工程 淮北段 设计 Abstract: the highway virescence was more and more cathead people’s attention and research, this articl
The diffusive boundary layer (DBL) is the zone for matter exchange between surface water and aquatic sediments. To elucidate the influence of DBL on salt releas