It is difficult to monitor fault event occurrence in distribution systems in oil. fields.

油田配电网覆盖面积大，对故障事件难以迅猛反应。

youdao

The last time a major earthquake occurred along the Cascadia fault was in 1700, so officials worry that another event could occur any time.

上一次沿着卡斯卡迪亚断层发生的大地震是在1700年，所以官员们担心另一场大地震随时可能发生。

youdao

It seems to be a short step from believing that every event has a cause to believing that every disaster is our fault.

从相信每件事都有原因，到相信每一场灾难都是我们的错，似乎只有一步之遥。

youdao

"The last major event on that fault occurred 250 years ago, so if the fault snaps, it's going to snap by 1.7 meters, and that's about a magnitude 7 earthquake."

VOA: standard.2010.01.13

Its research also suggests many UK adults do not have adequate protection from electrical fires - less than half of those surveyed (49%) have a Residual Current Device in their fuse box, a safety device which minimises the risk of fire by cutting off the power in the event of a fault.

BBC: 'Blunder' fires increasing say Electrical Safety Council