change over switch for emergency lighting
词语： change over switch for emergency lighting
解释： 事故照明转换开关
词性： 名词
词典： 电力专业英汉词典
change over switch for emergency lighting 相关解释
change over switch for emergency lighting 〔名词〕事故照明转换开关
事故照明转换开关 change over switch for emergency lighting
事故照明转换开关 change over switch for emergency lighting