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来源：百度文库 编辑：神马品牌网 时间：2024/05/11 04:56:09
Commercial and industrial installations are more complex than small residential installations.Large apartment complexes and condominiums,although classified as residential occupancies,often use commercial-style services.A single-phase,three-wire service or a three-phase,four-wire service may be brought into the building,generally from underground.The service-entrance conductors terminate in a main disconnect.Form this point,the conductors are connected to the individual kilowatt-hour
小意思
商业和工业设施较为复杂得多小型住宅装置 .公寓大厦及公寓,虽然列为住宿率,往往利用商业性服务 .A单阶段为期通讯社、三相、四通讯社带入大楼,一般从地下服务入口90,340,729终止在主要截 .从这一点上,指挥相关个人千瓦时