pipe-to-soil potential 管地电位 ; [电] 管道土壤电势
soil potential acidity 土壤潜性酸度 ; 潜性酸
soil potential evaporation 土壤潜在蒸发
soil potential acid [土壤] 土壤潜性酸
soil water potential [土壤] 土水势 ; [土壤] 土壤水势 ; 土壤水潜势
soil potential yield 土壤生产潜力
soil potential gradient 地电位梯度
pipe to soil potential 管对地位势
In addition, plant root can also influence soil structure and water content, so the influence of plant root on the soil potential should not be neglected.
另外由于植物根系影响土壤结构与含水率，所以根系对土壤水势的影响也不可忽略。
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。
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