This produces a waveform of one polarity operating at a frequency twice that of the mains supply.
经过整流后得到的是一个频率为交流电源两倍的单极波形。
Always make sure that the shredder has been disconnected from the mains supply before you disassemble it.
务必让该碎纸机已被断开的电源，然后再拆卸它。
Most Nigerians have no more than a few hours of mains supply a day—the economy's single biggest bottleneck.
大多数的尼日尼亚人每日的水电供应不超过数小时。这成为了国家经济的最大瓶颈。
Heat meters designed to operate from an ac mains supply shall be wired in accordance with wiring regulations applicable.
温度传感器由AC交流电源供应，配备的电线符合电线规章。
Flexibility and reduced stock holdings cause problems when different mains supply plugs are required for different markets.
当不同的市场需要不同的主控电源插座的时候，灵活性和减少存货两者之间可能会出现矛盾。
Numerous types of inverter are available, but not all are suitable for use when feeding power back into the UK mains supply.
许多类型的变换器是通用的，但不是所有的适合使用，当能连回到英国的供应。
The primary power supply is powered from the mains supply and energizes a lumped coil; the current ranges anywhere from 5 to125 amps.
主要的电力供给是来自市电电源并通过一个集合线圈激发；电流范围从5到125安培。
The utility model provides a wind-solar hybrid balcony generating power supply which does not use the mains supply but solar energy and wind energy.
本实用新型提出一种不用市电而用太阳能和风能的风光互补阳台发电电源。
However, this theory seems to be in conflict with evidence from parents of many of the children, who say they use the mains supply, which comes from other sources.
然而，这一理论似乎同许多病儿的父母提供的证据矛盾，他们说主要水源来自别的途径。
In areas where there are water scarcity issues, if we can take our factories off the mains supply, then that means there is more water available for the local community.
在水资源匮乏的地区，如果我们的工厂可以不再依赖供水管道，那么当地社区获得的供应就会更多。
There she persuaded a dying Cherokee settlement of 300 people, mostly chicken-catchers in run-down shacks, to build their own 16-mile water-line to the mains supply.
在那里，她说服了一个濒临消亡的拥有300人的切诺基族居住地，其中大部分人是住在破旧的棚屋的捉鸡工人，她说服他们建立起16英里长的水渠通向供电网。
Engineers behind the project say they hope to be able to run entire factories using extracted potato water, meaning they can be unplugged entirely from the mains supply.
负责这个项目的工程师表示他们希望能够用从土豆中榨取的水分来运作所有的工厂，这意味着可以全部的供水管道都不有用武之地。
If the instrument gives off smoke or makes unusual noises, turn off the mains supply as soon as possible and pull out the plug from the socket. Call the local authorized Skyray agent.
如果本机冒烟或发出异常噪音，应立即关闭主电源开关，从电源插座拔出电源线，然后致电当地的授权skyray经销商。
The electricity supply has been cut off at the mains.
电的供应在电源处被切断。
Philips, which is based in the Netherlands, has produced a strip of lighting made from OLEDs that can be powered directly from a mains electricity supply.
总部在荷兰的飞利浦公司，利用OLEDs能够直接通过一条电力网供能的特性，已制造出一条照明产品的生产线。
Connect piping system to water mains, supply tanks, pumps, compressors and control equipment.
把管道系统与水管，供应罐，泵，压缩机和控制设备相连接。
The electricity supply has been cut off/disconnected at the mains.
电力供应已在电源处截断。
In this process, the supply frequency of the motor is not changed; it is always identical to the relevant mains frequency.
在此过程中，电机的供应频率是不变的。它总是与相关的主频率相同。
The article analyses the problem that Parkins auto Diesel is not able to auto-start to supply power at Mains failure, and puts forward the reform solution to ATS control panel circuit.
通过对帕金斯自动柴油发电机在市电缺相故障时不能自启动供电的问题分析，提出了对ATS控制屏电路进行改造的方案。
The peak value load of main electric power consumers such as steel works causes electric power resource to waste, short supply of mains power and consumer to increase electric cost.
钢厂等主要用电大户的峰值负荷造成电力资源浪费，供电紧张及企业自身用电成本高居。
The peak value load of main electric power consumer such as steel works causes to waste electric power resource, in short supply of mains power and to increase electric cost for consumer.
钢厂等主要用电单位的峰值负荷造成电力资源浪费、供电紧张及企业自身高成本用电。
The power supply of the system is provided by the batteries being measured and the standby batteries, solving the problem associated with AC mains turning off during battery discharging.
该装置不需外接电源，而是利用被测电池加备用电池提供系统电源，解决了由于放电阶段停电而引起的问题。
The drier is of simple, compact design, conveniently portable and easy to operate, the only requirement being a mains power supply.
干燥机设计简单，结构紧凑，方便移动，操作简单，只需接通电源即可使用。
Every repeater unit is supplied with a mains power supply unit with a 1.9 metre cable.
每个中继器都配备了一主电源的1.9米电缆供电单元。
However, any unexpected interruption today, if it lasts for days, will pose serious threat to our survival. If mains-water supply fails, where can we obtain drinking water?
可是如今，任何突如其来的灾难，只要持续几天，那我们的生存都要受到威胁：如果停水，哪里可以找到可以暂时饮用的水源？
The cable are not for direct connection to a low impedance source, such as the public mains electricity supply.
本电缆不能直接连接到低阻抗电源如公用电网上。
The cable are not for direct connection to a low impedance source, such as the public mains electricity supply.
本电缆不能直接连接到低阻抗电源如公用电网上。
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