成绵
成绵-
最后，选用成绵乐客运专线（江油至绵阳段）为例，对改进的密切值法在西南山区高速铁路绿色选线方案评价和优选的应用研究中进行实例分析。
At last , the application of route schemes evaluation and optimization using improved osculating value method is discussed and a case study of Cheng-Mian-Le Passenger dedicated line ( Jiang you to Mian yang ) is also introduced .
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通过对成绵高速公路上多个噪声敏感区声屏障的实施，对声屏障的声学设计、结构设计及景观设计等方面进行了分析探讨。
From the design and construction of several noise-barrier s nearby sensitive areas of traffic noise along Cheng-Mian expressway , the design principles of a noise-barrier have been analyzed and investigated on the aspects of acoustic considerations , structure and landscape etc.