Totally driven by compressed air, no need electric power at all, no need to worry about explosion, fire risk caused by electric sparks.

完全采用压缩空气为能源，不使用电，绝无爆炸，起火等潜在的安全隐患。

youdao

For electric driven equipment, disconnect power to the motors connected to the equipment.

假如是电驱动设备，要切断驱动电机的电源。

youdao

Totally driven by compressed air, no electric power, no explosion, fire caused by electric sparks.

完全采用压缩空气为能源，不使用电，绝无爆炸，起火等潜在的安全隐患。

youdao

In the power systems business that manufactures and sells a variety of engines and diesel-electric locomotives, sales were driven by petroleum and rail applications.

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