双极型晶体管的发射效率是指有效注入电流在总的发射极电流中所占的比例。 以NPN管为例，定义发射效率为发射极电子电流与发射极电流的比，其中发射极电流等于电子电流与空穴电流之和。表达式为： γ0=Ine/IE=Ine/(Ine+Ipe)
... emission band 发射光谱带 emission efficiency 发射效率;放射效率 emission line 发射谱线 ...
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阴极发射效率 cathode emission efficiency
荧光屏发射效率 screen radiant efficiency
有效发射功率 effective radiated power ; EIRP
有效发射率 [电子] effective emissivity
最高发射效率 maximum transmitting efficiency
辐射发光效率 Radiant Efficiency
发光辐射效率 luminous radiation efficiency
的有效发射功率 Effective Radiated Power
发射机效率 Transmitter efficiency
透射式光阴极的厚度，直接影响光阴极的光电子发射效率和光谱响应。
The thickness of transmission-mode photocathode affects directly its photoelectric efficiency and spectral response.
研究了若干种主动声纳梳状谱信号的发射效率、测量精度以及基于多普勒的抗混响性能。
This paper researches several comb waveforms on their transmitting efficiencies, resolutions in range and reverberation suppression properties based on Doppler shift.
这些样品本身对X射线的吸收系数及掺杂浓度不一样，因此它们的光发射效率也有所差别。
In addition, the absorption coefficients and the dopant concentration doped of these samples weren't the same for X-ray excitation, therefore, their light emission efficiencies were also different.
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