Hand crank can be mounted on either side of the drill stand.
2
在过去，转化人热动能成电能的装置，像手动曲柄收音机，计算机和闪光灯，都需要人全面的参与。
In the past, devices that turned human kinetic energy into electricity, such as hand-cranked radios, computers and flashlights, involved a person's full participation.
3
内置的手摇曲柄允许消磁器在电力无法供应时手动操作。
It also features a built-in hand crank that allows for manual operation when power is unavailable.
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