This article introduces short circuit current test and the results of optical fiber composite ground wire (OPGW).

文章介绍了光纤复合架空地线短路电流试验及试验结果的分析。

youdao

Finally, it indicates the problems to which one should pay more attention when designing power and ground wire in Subscriber Circuit Board.

最后提出了用户电路板中印制板电源、地线布线设计时应注意的问题。

youdao

But if a bird (or a power line worker) accidentally touches an electrical "ground" while in contact with the high-voltage wire, she completes an electrical circuit.

然而，如果鸟(或电工)意外地接触了与高压线相连接的通电的“地线”，它形成了一个电路。

youdao

That wire can ground a contact on the circuit board behind the light that triggers a function intended to allow the door to be opened with a remote button, bypassing all its security measures.

FORBES: Defcon Lockpickers Open Card-And-Code Government Locks In Seconds

Wire up your microcontroller to power and ground according to its circuit diagram.

ENGADGET: How-To Control Csound with a Custom Midi Controller: Hardware (2 of 2)