因此，对盘形悬式绝缘子直流覆冰试验方法进行研究，对直流覆冰输电线路外绝缘特性的研究具有重大的意义。
Therefore, it has great significance to research DC icing test methods on disk-shaped suspension insulator for study of DC transmission line characteristics of external insulation.
输电线路可靠性运行的关键是悬式绝缘子的质量。
The key to safe operation of electrical transmission line is the quality of suspension insulator.
本实用新型涉及一种高压线路类的盘形悬式绝缘子。
The utility relates to a disc type suspending insulator for high voltage circuit.
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