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backup relay短语解释_backup relay词组用法_backup relay短语词组_沉淀汉英词典
沉淀汉英词典

backup relay

B 开头单词

短语词组

    短語

  • backup p relay 後備繼電器
  • backup protective relay 後備保護
  • relay backup 繼電器備用件
    • 返回 backup relay