All incorporate an internal combustion engine, a generator for recharging and an electric motor.
它们都包括一个内燃发动机，一个为充电使用的发电机和一个电机。
2
When the Volt's lithium-ion battery runs low, an engine/generator seamlessly operates to extend the driving range another 300 miles (482km) on a full tank of fuel.
当锂电池电量不足，发动机/发电机就无缝运行，依靠满载的燃料箱可继续行驶300英里（482公里）。
3
Check, maintain and clean the diesel-enginegenerator sets, compressor, oil and water supply equipment, etc. and keep them in work condition.