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Method and device for detecting underground pipelines of small diameter
Method and device for detecting underground pipelines of small diameter
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机译:小口径地下管线的检测方法及装置
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摘要
Method and device for detecting pipelines, in particular pipelines of small diameter which are buried and contain no ferromagnetic element, consisting in measuring, in the vicinity of the pipeline, the gamma radiation emitted by a radio element previously diluted or vaporised in the fluid flowing through the pipeline. IMAGE
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