太阳能电池仍将作为备份电源。
较大型的单元大多采用电池、飞轮、柴油电机或三者的组合作为备份电源。
Most of the larger units use batteries, flywheels, diesel generators, or a combination of the three, acting as a backup power source during power quality or utility disturbances.
此外，EMCEFD也使用全双工错误修正码(ECC)数据完整性保护和离线电源备份来保护数据。
Additionally, EMC EFDs safeguard data with full round-trip error correcting code (ECC) data integrity protection and destage power backup.
这种解决方案的关键是选择了基于电源虚拟化的高可用性配置，它允许应用程序自动从故障机转移到备份机。
The key to the solution is the option of high availability configurations based on Power virtualization, which allows applications to automatically be moved off of a failing machine to a backup.
这个电池的作用是，在发生电源故障前，进行实时数据备份和连续操作。
The battery is used for data back-up in the event of a power failure as mentioned above, and continuous operation of a real time clock.
电池用途：本品主要适用于手表、计算器、电子词典、汽车电子钥匙、微型广播、医用设备、备份支撑电源。
Application: watches (digital and analog), calculator, electronic notebook, electronic keys for automobile, card radio, medical equipment, memory backup power source.
功率放大器自身配备电源，综合的监测与纠错系统，以及内置的自动备份开关，以应付机器失灵。
It has its own power supply, integrated monitoring and fault identifying system and built-in automatic backup switching in case of failure.
功率放大器自身配备电源，综合的监测与纠错系统，以及内置的自动备份开关，以应付机器失灵。
It has its own power supply, integrated monitoring and fault identifying system and built-in automatic backup switching in case of failure.
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