高考问答手绘人体结构图:英语来了呀~翻译一下嘛~~~！
来源：百度文库 编辑：高考问答 时间：2024/04/24 10:20:02
Many large consumers purchase the electrical energy at the primary voltage,and transformers are installed on their premises.three-phase voltages up to 15 KV are often used.
The service for this type of installation generally consists of metal cubicles called a substation unit.The transformers are either instaalledwithin the cubicler or adjacent to it.Isolation switches of thedrawer type are installed within the cubicle.These switches are used to isolate the main switch or circuit breaker form the supply during maintenance or repair.
The service for this type of installation generally consists of metal cubicles called a substation unit.The transformers are either instaalledwithin the cubicler or adjacent to it.Isolation switches of thedrawer type are installed within the cubicle.These switches are used to isolate the main switch or circuit breaker form the supply during maintenance or repair.
许多大消费者购买电能在主要电压并且变压器被安装在他们的前提三相电压15 千伏经常被使用服务为这类型设施一般包括金属小卧室称分站单位变压器或者被安装与在小卧室或在它附近抽屉类型的隔离开关被安装在这些开关被使用隔绝主要开关或开关形式供应在维护或修理期间的小卧室之内。