ASTM D257-2014 标准详情
- 标准号:ASTM D257-2014
- 中文标题:绝缘材料直流电阻或电导的试验方法
- 英文标题:Standard Test Methods for DC Resistance or Conductance of Insulating Materials
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2014
1.1 These test methods cover direct-current procedures for the measurement of dc insulation resistance, volume resistance, and surface resistance. From such measurements and the geometric dimensions of specimen and electrodes, both volume and surface
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