绝缘电阻、介质耐压和接触电阻检验是保证电连接器正常可靠地工作的最基本的常规检验项目。
The testing of insulation resistance, dielectrics voltage-resistance and contact resistance is essential for the connector to reliably operate.
而相关标准及导则的制订，直流金属氧化物电阻片的制造与检验，多柱（或只）避雷器的电流分布测量是其国产化的关键。
So, the key techniques for development of MOA domestics are correlation standards, making and test of elements for DC MOA, and the measurement of non-uniform current between multi-column arresters.
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