Implementing “humanity” is a process from “knowing” to “understanding” and then from “understanding” to “practice”.
“人道”的实施是一个由“知道”到“体道” ,再由“体道”到“行道”的过
Realization of the Relation between Vitality and Safety of City Sidewalk:A Case Study of Traffic Road in CHONGQING;
都市人行道空间活力与安全性关系认识——兼论山城重庆交通路段关系
Pedestrian level of service for sidewalks;
人行道行人服务水平评价方法
Study on Fuzzy Evaluation Mode of Levels of Service for Sidewalks;
人行道服务水平的模糊评价模式研究
Selection and application of roadside trees in Fujian Province;
福建省公路行道树种的选择和应用
To effectively control heavy metal pollution of city roadways induced by motors, the pollution index method was adopted to analyze and evaluate the characteristics of heavy metal pollution of roadway dust and topsoil near by roadside trees, and grasp the status of heavy metal pollution of city roadways.
为了减轻汽车行驶导致的城市道路重金属污染,采用污染指数法分析、评价东京城市道路粉尘、行道树表层土壤的重金属污染特征,掌握道路受重金属污染的状况,探讨行道树树叶对重金属的捕获能力及树种间的差异。
Effects of urban communication environment on the chlorophyll content of roadside tree leaves were compared with that of corresponding tree leaves growing in a less polluted environment - Jingyue National Forest Park by analyzing samples collected in both areas.
采样分析了城市行道树与对比区相应树种的叶绿素变化,并对由叶绿素变化引起的高光谱响应进行了分析, 结果表明:(1)城市环境对行道树叶绿素有重要影响,其中,对针叶树种叶绿素的影响较小,对阔叶树种叶绿素的影响较大;(2)导数光谱与测试树种叶绿素含量关系密切,在740-760 nm附近相关系数达0。
Analysis of the Situation of Street Trees harmed by Scurrula parasitica in Guangzhou;
广州城区行道树受桑寄生侵害的调查研究
According to the natural geographical features and industrial distribution of Xi'an, the ecological function of the street trees with respect to reducing dust, weakening noise and beautifying the environment were discussed.
本文根据西安市自然地理特点和工业布局,分析了行道树减污滞尘、减弱噪声、美化环境等改善西安生态环境质量的作用。
As the "framework" of the greenbelt in cities,the street trees have an important effect on improving urban environment,but at the same time they invade and occupy driving headroom,cover up the traffic signs,bring traffic safety problems.
行道树作为城市绿化的"骨架",对改善城市环境具有不可估量的作用。
Taking six deciduous broad-leaved avenue trees namely Platanus spp.
以昆明市区悬铃木、紫薇、柳树、重阳木、栾树和银杏6种落叶阔叶行道绿化树种为研究对象,通过对其在昆明市各区街道的数量分布、各类生长指标的实地调查,借助美国DAVIS城市森林研究中心的相关基础数据,对这6种行道树2004年或2005年一年中在阻滞尘埃、减少地表径流、吸收CO2、降解NOx、SOx以及房地产增值等方面的综合效益做了分析,并对其当年相应的各项抚育管理综合成本进行了计算。
Taking 6 evergreen avenue tree species including Magnolia grandiflora L.
63),从生态学和经济学角度看,这些行道树种选择比较合理。
The ecological function of avenue trees and basic principle for the tree selection are introduced.
介绍行道树的生态作用及其选择的基本原则,阐述树木的抗寒性和抗污染性及其防寒与提高抗污性措施。
Suggestion on Choice and Planting of Palms Species as urban Roadside Trees;
棕榈科植物行道树的树种选择及种植浅议
Neural network model for leaf chlorophyll content of roadside trees based on hyperspectral approaches;
行道树叶绿素变化的高光谱神经网络模型
roadside trees were surveyed on 96 roads,ecological characters of roadside trees were recorded, the number of roadside trees were counted up,and their growing situation was analysed in Foshan in the present paper,which is of important reference for researching on influnces of environmental factors on roadside trees and afforesting gardens.
实地调查了佛山市９６条干道或交通繁忙街道的２２２７６棵行道树，详细记录了各树种的生态习性，统计分析出该市城区的主要行道树组成情况及其生长现状，可供进一步分析研究环境因子对行道树的影响及园林绿化工作参考。
Tunnel construction technology of long pipe roof beneath airport taxiway;
采用长管棚下穿机场滑行道施工技术
The vehicle tunnels adopt box culvert advancing scheme under overlength pipe shed,which is the first case to underpass the west L-taxiway of Beijing Capital International Airport without suspending air service during construction in China.
首都国际机场西区L滑行道下管棚–箱涵顶进工程是当前首例在机场滑行道下不停航施工规模最大的顶进隧道,地表沉降控制要求严格,施工风险高。
The paper presents the construction technology used beneath the aircraft taxiway of Beijing Capital International Airport,in which 148m-long box culvert was jacked with the 325mm-pipe roof support,and discusses the support before jacking,the control of soil stability and pavement settlement while jacking,and the two-way box culvert jacking adjustment with slope.
介绍了在首都机场飞机滑行道下施工325mm大管棚的工艺和在管棚支护下顶进长度为148m双孔公路隧道的关键技术。