The Buchholz Relay is used as a protective device sensitive to the effects of dielectric failure inside the equipment.

作为安全装置，布赫继电器对于设备内的电介质故障是非常敏感的。

youdao

I did briefly touch the device but all of the Palm reps were pretty protective and were not allowing people to did not hold it in hand for very long.

我仅短暂的摸了摸机器，Palm的代表个个都很注意保护机器，不让别人长时间拿在手上。

youdao

This ensures that the only protective device to trip is the one nearest to the fault.

还可以确保惟一跳闸的保护装置就是离故障点最近的装置。

youdao

Material from the RQ36 asteroid will be sent back to Earth in a special protective device.

VOA: special.2011.06.22

Increasing numbers of divers are using a protective electronic device, called Shark Shield, while they work.

CNN: Divers embrace anti-shark device

These stickers, two of which are bundled with the device, lie sealed in a protective envelope -- presumably, to keep them free from outside interference.

ENGADGET: LG Optimus Vu review: a 5-inch, pen-enabled phone to take on the Galaxy Note

However, stiff competition in the mobile device market has lead to a much more protective stance by many companies over their patents in order to generate revenues.

BBC: Ericsson sues Samsung for alleged patent violation