The experimental results prove that the fall time of IGBT increases when increasing the thickness of the epitaxial layer.

实验结果证明IGBT的下降时间随着外延层厚度的增加而增加。

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The cooler days of fall are a good time to explore the outdoors in and around the nation's capital.

VOA: special.2009.09.21

And this time it did not subside, it never fall below double digits for the entire remainder of the decade of the 30s.

这次失业率没有下降，再也没有下降到两位数以下,20世纪30年代余下的时间也没有。

斯坦福公开课 - 经济学课程节选

Given we are living in Princeton, especially this time of a year, when in the fall.

比如我们住在普林斯顿，尤其是在每年的秋天，就像现在。

普林斯顿公开课 - 人性课程节选

Strangely, a Unicom spokesperson is saying that the agreement with Apple to actually sell these isn't finalized, so if they're going to wrap up the paperwork, get the cash from point A to point B, pump out a few million localized handsets, and get 'em on shelves in time for Fall, time is definitely of the essence.

ENGADGET: China Unicom stockpiling 5M iPhones for launch? Mobile

And although other holidays, like Chanukah and Kwanza, fall around this time of year, Christmas is the heavy hitter when it comes to spending.

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Stepping back from the nuclear precipice, from the bleak time of fall out shelters and air raid drills.

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