ASTM D7240通过电容技术测定与传导层密切接触有绝缘层地膜泄漏位置标准规程（传导性地膜火花试验）
日期:2012-02-08 11:12
RNING: The electrical methods used for geomembrane leak location use high voltage, low current power supplies, resulting in the potential for electrical shock. The electrical methods used for geomembrane leak location should be attempted by only qualified and experienced personnel. Appropriate safety measures must be taken to protect the leak location operators as well as other people at the site.
1.4 This standard does not purport to address all of the safety and liability concerns, if any, ass
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