The base region is always very much narrower than the emitter or collector regions .

基极总是比发射极和集电极薄得多。

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A trench is also provided, which extends through the semiconductor layer and into the base region.

还设置延伸通过半导体层并进入基区中的沟槽。

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In the design of blocking voltage capability, the simplified formulas for the base region thickness and for the choice of doping concentrations are proposed.

提出了阻断电压设计中关于基区宽度和基区杂质浓度选择的简化公式。

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The man in the newly released video , is identified as Humam Khalil Abu-Mulal al-Balawi, who blew himself up inside a key U.S base in an eastern Afghan region bordering Pakistan.

VOA: standard.2010.01.09

This label is DNA that might be made radioactive or made fluorescent, and it has a base pair sequence that is from some other region of the gene that you're interested in.

这种标签就是具有放射性,或者荧光性的DNA,它有一个取自于,你感兴趣的那段基因上,其他位置的碱基对序列

耶鲁公开课 - 生物医学工程探索课程节选

She made her base the rural region of Poitou-Charentes, where she was elected president in 2004, far from the Parisian elite.

ECONOMIST: S��gol��ne Royal ushers in a new era of French politics

Boston makes a great base for the region and two other stories, one on day trips outside the city and another on Portland, Maine, begin a deeper exploration of this choice destination.

BBC: New England week

Instead of helping on that front, Correa now vows to shut down the base and let the region go un-patrolled.

CENTERFORSECURITYPOLICY: China displaces the U.S. at Ecuador��s Manta Base