Gas pipeline plays a very important role in the gas transportation, and there will inevitably have the aging problem in the use of the gas pipeline. Reasonable detection and location of gas pipelines can help staff to find out their position, reduce time and labor cost, and ensure the operation of gas transportation pipeline. Detection and location methods on gas pipeline of personal insights were proposed for reference.%燃气管线在燃气输送中起着非常重要的作用，而燃气管线在使用的过程中难免会出现老化问题。燃气管线的合理探测和定位能够帮助工作人员比较容易找出其位置，减少时间和人力成本，保障燃气运输管线的顺利进行。对燃气管线的探测和定位方法提出个人见解，以供参考。
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