縱坡線 的英文怎麼說
中文拼音 [zōngpōxiàn]
縱坡線
英文
grade line-
Based on geometry alignment data and speed difference, by stat. formula are established about the relation between downgrade, curve radius and deflection and speed change. then method to establish speed characteristic curve is present
依據樣本路段的幾何線形數據和速度變化特徵，利用統計手段得出了縱坡坡度、平曲線半徑和偏角等線形指標與速度變化之間的關系公式，根據這些公式，給出了一定線形組合求解速度特徵曲線的方法。108 highway is the south and north mainline to run through middle - west area in my country, and is the main artery of west area economy developing. guangyuan north section of 108 national highway lies in low mountains, and its slope often is unstable
四川省是西南地區經濟發展的龍頭， 108國道是我國中西部地區縱貫南北的主幹線，是西部經濟發展的大動脈，而108國道廣元北段地處低山地段，邊坡失穩現象較常見。During the course of design and construction of highway, for the purpose of length, turning radius and longitudinal gradient, we have to construct a lot of high slope engineerings. so the slip of roadbed ' s slope often happen
在公路的設計、建設過程中，為滿足直線長度、轉彎半徑及縱坡的坡度等要求，不得不劈山填谷，從而形成大量的高邊坡工程。The project mainly solved the problems from the flood control, the morphological diversity of river profile and cross section, and the diversity of habitats in the river through the layout of shoreline and structures, the design of river profile and cross section, the design of riverbank protection, which is one effective engineering practice of eco - hydraulic engineering
治理工程在岸線布置、沿河建（構）築物布置、河流縱橫斷面設計、岸坡防護設計等方面解決了防洪安全、河流縱向形態多樣性、斷面形態多樣性以及河流內棲息地多樣性等問題，是生態水工學理念的一次有效工程實踐。分享友人