式中， 称为共基极电流传输系数(Common Base Current)，表示IE转化为Icn1的能力。显然，其值恒小于1，但十分接近于1，一般在0.98以上，且在IE的大变化范围内几乎保持恒值。
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Common-Base Current Gain 共基极电流增益 ; 共基电流增益
common base current gain 共基极电流增益
common base current amplification factor 基极共地电流放大倍数
low-frequency common-base current gain 低频共基级电流增益
common-base small-signal current gain 共基极直流电流放大系数
We try to obtain the common-base current gain a of the parasitic PNP transistor from the eloping profile of the collector region including the effect of buried-layer.
本文从包括埋层影响的集区杂质分布出发，求出了寄生PNP晶体管的共基极电流放大系数。
The current teaching material system for common physics experiment in our country can be generally classified into two kinds, which base on different subjects and levels respectively.
我国现有的普通物理实验教材体系大致可分为分学科的普通物理实验教材体系和分层次的普通物理实验教材体系两类。
LTD is willing to work overseas customers, a common base of the current and future.
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