As soon as the long-distance pipeline is put into use after being built up, both the construction and the production unit will try every means to remeasure the length of the employed pipeline.
输管道在建成运行后,建设单位、生产管理单位往往会通过各种方法对在役管线的行复测,并该数竣工结算、生产管理中的重要对比技术参数和指标。