The zero-sequence current protection is an important means of power system ground protection.

零序电流保护是一种重要的接地保护方法。

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The author considers that the way of resonance ground of arc extinguish coils is of a higher sensitivity for ground protection.

作者认为，消弧线圈谐振接地方式有着较高的接地保护灵敏度。

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A new type of automatic reclose controller is described in this paper. A new method of low current ground protection is provided.

叙述了一种新型的自动重合控制器，提出了一种小电流接地保护的新方法。

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In fact both the EPA and the Ground Water Protection Council, a nonprofit made up of state regulatory agencies, have published studies determining that no documented evidence of fracking-sourced groundwater pollution has been found.

FORBES: Promised Land's Fracking Fictions: OPEC Goes Hollywood With Crocudrama

And while the Energy Policy Act of 2005 prevents the EPA from explicitly regulating fracking wells under the Safe Drinking Water Act, both the EPA and the Ground Water Protection Council, a nonprofit made up of state regulatory agencies, have published studies determining that no documented evidence of fracking-sourced groundwater pollution has been found.

FORBES: Energy: What's All The Fracking Fuss About?

At December's UN climate change conference in Bali, Indonesia, leaders from all countries can find common ground to ensure forest protection is included as a valid, direct and immediate action that generates measurable carbon credits.

BBC: NEWS | Science/Nature | Seeing the carbon for the trees