... pipe-threading tool 割管螺纹刀具 pipe-to-soil potential 管道土壤电势 pipette 吸量管; 移液管; 滴管; 球管 ...
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Three pipeline coating detection technologies, multiple-frequency current method, ground potential-electrical field method, and pipe-to-soil potential method, are introduced.
本文在分析国内外现有的防腐层检测技术的基础上,提出了地下金属管线防腐层状态检测的新方法----电流梯度法。
By the measured results of pipe to soil polarization potential after one year, it is shown that the design is reasonable and the technical targets fulfil the design requirements.
实施保护一年后的管道极化电位检测结果表明,牺牲阳极保护工程设计合理,技术指标达到了设计与规范要求。
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