这样的人力能量能够提供电子设备充电所需的备用电源，降低能耗并减少温室气体排放。
Such people power could provide an alternative to mains charging of electronic gadgets, reducing energy consumption and greenhouse gas emissions.
这些描述被USB设备用来指示它拥有多少连接，以及是否有外部电源支持。
The descriptor is used by USB devices to indicate how many connections it possesses and whether it has an external power supply.
该地带的优点在于它关闭备用电源的所有周边设备如扬声器，游戏机和DVD播放器。
The beauty of the strip is it turns off stand-by power to all peripheral items, like speakers, game machines, and DVD players.
也可包含备用电源和其他设备，例如：电抗器。
Back-up supplies and other kit also possible, e. g. reactors.
该公司的产品从任何转换和控制中心，分布式，可再生，或将电子和电气设备需要高品质的电源备用电源原料的电力。
The companys products convert and control raw electrical power from any central, distributed, renewable, or backup power source into high-quality power required by electronic and electrical equipment.
备用设备、备用电源。
在全厂停电时不能从厂外取得可靠厂用电源时，应装设备用汽动给水泵。
When the entire factory power break down and cannot obtain the reliable power for the factory use from outside, there is a need to install the spare steam water supply pump.
电源设备用以实现电能变换和功率传递，是各种电子设备正常工作的基础。
As the fundament of variable electrical equipments, power supplies realize power changing and delivery.
有可靠的电力供应和应急照明。必要时，重要设备如培养箱、生物安全柜、冰箱等应设备用电源。
There should be a reliable electricity supply and emergency lighting. When necessary, a stand-by power supply should be available for the support of important equipment.
产品适用范围：柴油机启动及船舶设备备用电源。
Used for starting of diesel engine and reserve power for Marine product.
产品适用范围：柴油机启动及船舶设备备用电源。
Used for starting of diesel engine and reserve power for Marine product.
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