The treeing initiation voltage of samples being DC after short - circuit is measured.测出了在直流预压电压下的短路电树枝的起始电压.Treeing would reduce the breakdown field of insulation, shorten the lifetime of cables.电树枝化的发生,降低了绝缘击穿场强, 缩短了电缆的...
Chavez wants to take a step up in competition.小查韦兹想提高今后比赛的挑战性.He would shake it off and take a step up.它把它们抖下来,然后踩上去.Won't you take a step into the lion's den.你愿不愿意走进这虎穴呢....
In analyzing the diaries, they found troubling age - related trends in sleep behavior.分析这些日志后, 研究人员发现睡眠行为中存在的年龄相关的问题.The ulcer had been troubling her for several years.溃疡已经折磨她好几年了。A close look at the statistics reveals a...