single-phase to three-phase power converter
AC three-phase three-wire system 交流三相三线制 single-phase to three-phase power converter 三相电力変换器 three-phase three-wire watt-hour meter 三相三线有功电度表 ..
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single-phase to three-phase power converter
单相到三相电源转换器
以上为机器翻译结果，长、整句建议使用 人工翻译 。