短語詞組短語medium -voltage switchgear cabinets 中壓開關櫃intelligent medium -voltage switchgear cabinets 智能化中壓開關櫃Standard for Installing Medium -Voltage Switchgear 常壓開關設備安裝標準Low -voltage and medium-voltage switchgear 低壓和中壓開關櫃 返回 medium voltage switchgear