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protective earthing device是什么意思，protective earthing device的翻译，protective earthing device音标、读音、用法和例句_骑士汉英词典
骑士汉英词典

protective earthing device

P 开头单词

基本解释

  • [琯理學]保護接地裝置

英汉例句

    雙語例句

  • It is necessary to use two—stage selective earthing protective device in the power supply system of open—pits.
    露天鑛供電系統中採用兩級選擇性接地保護裝置十分必要。

词组短语

    短語

  • protective e earthing device 保護接地裝置

专业释义

    琯理學

  • 保護接地裝置