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为满足石油与天然气管道清管扫线,及对管道内部其他技术测量的需要,沈阳仪器仪表工艺研究所与四川石油输气处密切配合,研制成功QDY型电子清管器探测定位
In order to meet the pipeline cleaning and wrecking of oil and natural gas pipelines, and the need of measuring other technologies inside the pipelines, Shenyang Institute of Instrumentation Technology cooperated closely with Sichuan Petroleum Gas Transmission Department to develop QDY electronic pig detection and positioning