transmission lines large crossing  线路大跨越

construction project of large and medium size hydr  大中型水电基建项目

construction project of large and medium size hydroelectric power station  大中型水电基建项目

large crossing lines  大跨越线路

large crossing of Luotou watercourse  螺头水道大跨越

large crossing transmission tower  跨越塔

stringing of large crossing  大跨越架线

coefficient of crossing of destruction  死亡系数

Long distance river-crossing transmission project  输电线路大跨越工程

the project of crossing the Yellow River  穿黄河工程

UHV transmission project  交流特高压输电工程

density of lines of force  力线密度

dimension parameters of transmission lines  导线设计参数

distribution of lines of force  力线分布

effective index of transmission lines  线路有效性指标

Inspection of Transmission Lines  输电线路检测

intersection of lines-of-sight  视线交叉

operation of transmission lines and substations  输变电生产

Orthogonal system of lines of curvature  正交曲率线网