USB bus powered, no need for an AC adapter.
USB自身供电，不需要一个适配器。
The Medium Attachment Unit(MAU)is a pivotal circuit unit in bus powered Foundation Fieldbus devices. It is one of the most difficult problem in the hardware-design of FF devices.
媒体结合单元（MAU）是总线供电的现场总线仪表中的关键部件，也是硬件设计中的难点。
Ten or 20 years from now, the car you drive or the bus you ride may be powered by something other than gasoline.
10年或者20年之后，人们驾驶的车辆，或者搭乘的巴士，可能不再使用汽油。
World's longest articulated bus makes debut in Brazil - the bus has a capacity of 250 passengers and powered with biodiesel made from soybeans.
世界最长铰接式公共汽车在巴西首次亮相——这一公共汽车可容纳250名乘客，采用的燃料是从大豆中提取的生物柴油。
The outsize vehicle is powered by a combination of municipal electricity and solar power derived from panels mounted on the roofs of the vehicles and at bus stops.
这个宽达6米的大家伙可以通过使用市政供电，也可以由车顶或公交站顶部的太阳能板提供动力。
The difference of economical performances between a Shanghai diesel powered and a CNG powered bus is investigated by using life cycle cost assessment method (prices in 2003).
利用生命周期成本评估方法对上海市柴油和CNG公交车的经济性能进行了评价（2003年价格）。
In this background, the paper raised a system integration scheme of electronic control suspension unit and powered steering unit, and then designed the corresponding CAN-BUS control points.
在此背景下，提出了电控悬架与助力转向单元的系统集成方案，进而完成了相应的CAN - BUS控制节点设计。
The products included all the models of transport refrigeration units, truck air conditioner, bus air conditioner, DC powered air conditioner and parts.
公司产品包括各类冷藏车制冷机组，卡车空调，客车空调，直流电动空调及配件。
CAN bus is applied to realize the interconnection between controllers of hydraulic powered support.
采用了CAN总线实现综采面支架控制器的互连。
The power-optimized processor system bus remains powered down until it senses incoming data form the chipset, allowing to the processor to consume less power.
电源优化的处理器系统总线始终处于断电状态，直到感知来自芯片组的数据才通电，从而减少处理器的耗电量。
We mainly produce transport refrigeration units, truck cab air conditioners, bus air conditioners, DC powered air conditioners and many kinds of accessories.
公司产品包括各类冷藏车制冷机组，卡车空调，客车空调，直流电动空调及配件。
A circuit of MAU is given based on detailed analysis about the principles of energy acquisition and signal transmission on bus-powered devices.
在详细分析了总线供电问题中能量获取和信号传输原理的基础上，给出了一种MAU电路的设计方案。
HART instruments are bus-powered Fieldbus instruments which have critical constrain on power consumption for the components.
HART仪表是一种总线供电的现场总线仪表，对器件功耗有严格限制。
HART instruments are bus-powered Fieldbus instruments which have critical constrain on power consumption for the components.
HART仪表是一种总线供电的现场总线仪表，对器件功耗有严格限制。
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