为了提高洪水测量精度,扩大流速仪使用范围今年计划在几个站上安装流速仪过河设备,总站曾派员到丘家峡流量站进行试验已取得经验,兹将试验情况(包括架设、布置、操作等)报告如下: 一、需要料物 1.主缆一根。 2.循环绳一根(其长二倍于跨度)。 3.吊铅鱼之起重索一根。 In order to improve the accuracy of flood measurement and expand the scope of use of the current meter This year plans to install a number of stations on the flow meter across the river equipment, the terminal has been sent to the Qiujiaxia station has been tested, we will test the situation (including erection, layout , Operations, etc.) are reported as follows: First, the need for materials 1. A main cable. 2. Loop a rope (which is twice as long as the span). 3. Crane Lifting a cable.