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.
于是功率放大器的线性化以及提高效率的技术被采用来改善发射器的线性度和效率。
Linearization and efficiency enhancement techniques of power amplifier can be adopted to improve the linearity and power efficiency of the transmitter.
于是多种不同功率放大器的线性化技术被采用来改善无线发射机的线性度及效率。
Various PA linearization techniques have been adopted to improve linearity and power efficiency of wireless transmitters.
需要研究更加有效的无线资源分配及管理策略，以便在有限的带宽上达到更高频谱效率、更高的发射功率利用率以及更好的系统性能。
A more efficient radio resource allocation and management scheme should be proved to transmit with higher spectrum and power efficiency and higher system performance.
它有一个积极的4.07：1第一齿轮比，提供强大的发射，而且还提供高过载率的降低发动机转速，并提供更好的燃油效率。
It has an aggressive 4.07:1 first gear ratio that delivers strong launches, but also provides tall overdrive ratios that decrease engine RPM and provide better fuel efficiency.
具有窄带发射的稀土配合物发光材料，因其具有高荧光量子效率，高色纯度等特点，被用于制备有机电致发光器件。
Rare earth complex materials have been widely used in organic electroluminescence devices because of their high photoluminescence quantum efficiencies, narrow emission spectra and high color purity.
而功率放大器又具有非线性特性，因此要设计高效率又高线性度的无线发射机便成了一个相当困难的挑战。
Designing a high linearity and high power efficiency wireless transmitter is a big challenge due to the nonlinear characteristic of the power amplifier.
多频发射技术是主动源电磁法提高工作效率的重要手段之一。
Multi - frequency transmitting technology is one of the most important measures to improve efficiency for active electromagnetic method.
在深入地分析其优点的同时论证了选择性发射极结构是提高太阳电池光电转换效率的有效途径。
Then the selective emitter solar cell structure is proved to be an effective way to improve the solar cell conversion efficiency in the course of deeply analyzing on its advantages.
该团队通过展示一系列发射器，揭示出一组规定分子效率的设计原则。
The team now reveal a set of design principles dictating these molecules' efficiencies, demonstrating them with a series of emitters.
基于发射特性实验数据，设计一把模型枪，实验结果表明加热效率和发射能力达到设计要求。
Design a model electron gun according to the DC emitting characteristic, and the measurements accord with our expectation.
一种在某些特定的方向上可以更高效率地发射和接收无线电频率(RF)信号的天线。
An ANTENNA that radiates or receives RADIO FREQUENCY (RF) signals more efficiently in some directions than in others.
中波单边带立体声广播发射系统，除要求高质量传送信息外，由于其发射功率较大，因此，如何提高发射机效率也是至关重要的问题。
The MW SSB stereo broadcasting system requires high efficiency of the transmitter which usually employs high power amplifier, as the high quality of information transmission is important.
研究了利用注频锁相技术实现低成本、高集成度、高效率的发射波束形成系统。
The paper studies a new kind of beam forming system based on injection-locking technique, which has the merits of low cost, high integration and high efficiency.
本课题是基于国家高技术研究发展计划(863)项目，研究新型高效率高线性射频发射前端。
Based on the National Hi-Tech Research and Development Program (863), this project studies a novel high efficiency and linearity front-end of RF transmitter.
这种信道化发射机能同时发射整个处理带宽内所有信道上的信号，具有很高的运算效率，且结构简单，可行性强。
This transmitter can simultaneously emit all signals in the whole bandwidth, having high operating efficiency, simple structure and strong feasibility.
这种信道化发射机能同时发射整个处理带宽内所有信道上的信号，具有很高的运算效率，且结构简单，可行性强。
This transmitter can simultaneously emit all signals in the whole bandwidth, having high operating efficiency, simple structure and strong feasibility.
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