In recent years, during transmission line construction, non-powercut spanning methods were widely used while spanning high voltage power lines. 摘要在近年来的输电线路施工中,不停电跨越高压电力线方案得到了越来越广泛的采用。
There are many methods to measure the circular curved line in circuitry construction survey.Angle offset method and tangent offset method are usually used. 摘要在线路施工测量中,圆曲线测设方法有很多,通常采用偏角法或切线支距法。