It protects PCB from power surges from external power supply.
它从电源保护电路板由外部电源浪涌。
None of the circuits requires the use of external power switches.
所有的这些电路都不需要外部的功率开关。
It requires no external power sources, thereby reducing operation costs.
无需额外动力，节省运行成本。
I told her laptop external power supply will disconnect the battery and removed it.
我告诉她将笔记本电脑外接电源断开并将它的电池取掉。
On a full charge, the Model 7500 can operate from four to six hours without external power.
若充饱了电，「模组7500」可以在没有外接电源的情况下，连续使用约四至六个小时。
The new models of artificial hearts are expected to be equipped with an external power source.
预计给人造心脏的新模型配备一个外部能源系统。
Boston Dynamics's much-admired walking robot has a humanlike gait but relies on external power.
波士顿动力公司备受赞誉的步行机器人，走起路来似模似样，不过要靠外置动力行动。
This also means that there is no external power that produces the arising and the cessation of dukkha.
这也意味着没有外面的力量来产生或终止苦难。
The motor for telescopic movement and the cutting motor are both connected with an external power supply.
所述的伸缩用电机以及切割电机均与外部电源连接。
It introduces the design of solar and external power parallel supply system on mountain microwave station.
介绍了山上微波站太阳能与外接电源并行供电系统的设计。
The special feature of the demonstrator is that the sensing elements have no need of an external power supply.
这种演示装置的特点在于，其传感器件不需要外部电源。
If you want to use the charger without having to provide an external power supply, use the following circuit.
如果你想使用，而不必提供一个外接电源，充电器使用下面的电路。
Only minimal training is required and no external power, electricity, equipment, clean water, or sterile environment is needed.
它只需简单培训，又无需外部能量、电、设备、干净的水或无菌环境。
The descriptor is used by USB devices to indicate how many connections it possesses and whether it has an external power supply.
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。
In the nearer term we see the exoskeleton working on logistics applications where it can be tethered to an external power supply.
在较近期我们看到了外骨骼工作物流应用中，它可以被拴在外部电源。
It handles up to eight cameras and offers 24-vac or 28-vac selectable outputs to accommodate voltage drops without an external power source.
该装置可同时处理八个摄像机，提供24伏和28伏可选输出，无需外部电源就能适应电压下降。
Chapter four: Explained the mechanism of external power checks and balances among the board of directors, managers, and board of supervisors.
第四章阐述了董事会与股东会、经理层和监事会之间的外部权力制衡机制。
Black start Black start refers to the starting of a power system with its own power sources, without the assistance from external power supplies.
黑启动黑启动是指依靠系统内部的电源，而不借助外部的电力进行的启动。
The box cover is provided with a temperature control system, in the constant temperature box rear drain valve and an external power supply socket.
箱盖上有控温系统，在恒温箱的后部是排水阀及外接电源插座。
The external power supply simplifies maintenance in the event of a power supply failure and its compact design saves space and ensures silent operation.
简化了外部电源供应故障维修事件中的权力和紧凑的设计节省了空间，并确保安静运行。
Small Dimensions, lightweight; Wide frequency range; Operation status LEDs; Low-battery warning; Internal or external power supply; Suitable for filed test.
尺寸小，重量轻，频率范围宽；具有电池电压欠压和工作状态指示；可内，外供电方式；非常适合于现场和无外接电源时的使用；
Small Dimensions, lightweight; Wide frequency range; Operation status LEDs; Low-battery warning; Internal or external power supply; Suitable for filed test.
尺寸小，重量轻，频率范围宽；具有电池电压欠压和工作状态指示；可内，外供电方式；非常适合于现场和无外接电源时的使用；
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