Winding road, and thick vegetation and Xuan mesh to deprive a person bonsai, let a person with nature.
蜿蜒的道路，和茂密的植被和宣网剥夺一个人盆景，让人与自然。
The authors set up the road and terrain model with CDT theory, and transform it into mesh model and show the three-dimension view.
采用CDT理论建立道路与地形整体模型，并转化成格网模型进行三维显示；
Uses: triangle defending mesh is mainly used in municipal Greenfield, flowerbed, workplace Greenfield road, airport, harbor Greenfield etc.
用途：三角防护网主要用于市政绿地、园林花坛、单位绿地、道路、机场、港口绿地围栏。
Study on road dust with grain diameter distribution and mineral composition of various grains in Xi'an demonstrated that road dust mainly existed in grains with a diameter of 30~50 mesh(0.
对西安市路面积尘粒径分布和不同粒径中矿物质量组成的研究表明，路面积尘质量主要集中在30～50目（0。
Study on road dust with grain diameter distribution and mineral composition of various grains in Xi'an demonstrated that road dust mainly existed in grains with a diameter of 30~50 mesh(0.
对西安市路面积尘粒径分布和不同粒径中矿物质量组成的研究表明，路面积尘质量主要集中在30～50目（0。
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