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- AC supply system 交流系统
- Automatic exchange for DC and AC supply. 直流电源与交流供电能自动转换。
- Surge Arrester for AC power supply systems. 应用于交流电源系统的防雷保护；
- Power Supply System to Far end D. 接入网远端设备供电方式的探讨。
- Some special principles have to be abided by when designing safety-classified AC power supply system. 安全级交流配电系统的设计过程中需采用一些特殊的设计原则。
- Heat supply system outline/layout (drawing)? 供热系统概述／布局（图）？
- Remove the AC supply lead before servicing or cleaning heads, rollers etc. 切断交流电源才能维修、清洗磁头、压轮等部件。
- Remove the AC supply lead before servicing or cleaning heads, roller etc. 切断交流电源才能维修、洗清磁头、压轮等部件。
- Scope of application: The power supply system, widely used in areas without electricity, frequent power outages, voltage instability region and connecting AC inconvenient places. 应用范围:本供电系统,广泛应用于无电地区、经常停电地区、电压不稳地区和不方便连接交流电的地方。
- The electronic equipment is widely applied to aircraft electric power system, so power quality problems in AC main power supply system cause more and more attention. 在飞机电气系统中,随着电力电子装置的广泛应用,交流供电系统的电能质量问题受到越来越多的关注。
- Study of Engineering Aseismic Levels in Water Supply System? 供水系统抗震设防标准的研究?
- They do not depend on an external hydraulic supply system. 无需外部液压供应。
- Have the emergency power supply system and lighting facility; k. 有应急供电系统和应急照明设施;
- Disconnect the AC supply lead plug from the AC outlet when the unit in not it use for extended periods. 长时间不使用本机时，请将插在交流电输出口的交流电源导线拔去。
- Turn off the water supply system at night and on holidays. 供水系统在夜间及假期应予关闭。
- Disconnect the AC supply lead plug from the AC outlet when the unit is not in use for extended periods. 长时间不使用本机时，请将插在交流电输出口的交流电源导线拔去。
- The Voltage Selector Setting should be checked to see that it conforms to the local AC supply voltage. 必须查看本机交流电压选择器之预调状态是否符合本地交流电压。
- DIY(Do it yourself) peak value magnetometer to test magnetic intensity of household appliance with AC supply. 自制低频峰值磁强计测居室磁场
- Inserting the AC supply lead into the unit automatically disconnects the batteries. 交流电源导线连接本机时，机内干电池即自动切断。
- For the present, we have to practise the supply system of distribution. 现在我们也只能实行供给制。
