It increases the bandwidth efficiency through reducing the power efficiency properly.
该调制技术通过适当降低功率效率提高了带宽效率,分析了PPWM技术的功率效率和带宽效率,在弱湍流信道模型下分析了PPWM调制技术的误包率,并与其他调制技术进行了比较。
Based on the analysis of the charge pump,methods of optimization for the operation frequency and switch\'s size are proposed,as a result of which,the DC-DC conversion efficiency and power efficiency are improved.
在对其动作原理进行分析的基础上,对该电荷泵进行了时钟频率及开关网络中开关尺寸的优化并得到了最优的升压效率及功率效率。
Objective To study and select those medicine which could improve immigrants cardiac index and work-efficiency at high altitude.
目的 研究筛选改善高原移居青年心功能提高做功效率的药物。
Power and efficiency characteristics of engine with mechanical losses
考虑机械损失时发动机功率效率特性
Power and efficiency characteristic for an endoreversible closed intercooled regenerated Brayton cycle
内可逆闭式中冷回热布雷顿循环功率效率特性
It's powerful. It's luxurious. It's efficient.
大功率，超豪华，高效率
effective output
有效输出量有效功率
Study on Power Conversion Efficiency of High-power Laser Diodes
大功率半导体激光器功率转换效率的研究
field-effect HF power transistor
场效应高频功率晶体管
equivalent isotropic radiated power
等效无方向辐射功率
high reliability and high efficiency C-band middle power TWT
高可靠高效率C波段中功率行波管
Analysis of Power and Efficiency of Differential Mechanism with Ball Disk as Speed Controller
球盘调速差动机构的功率及效率分析
Class D Audio Amplifier with High Efficiency and Low Harmonic Distortion
高效率、低失真的D类音频功率放大器
Research and Design of Class F RF Power Amplifier with High Efficiency Performance
F类功率放大器的高效率研究与设计
The maximum average power is 444 mW with an efficiency of 0.05% at the pulse repetition frequency of 18.2 KHz.
在重复率18.2千周时最大平均功率444毫瓦,效率0.05％。
Thermal effect and power limit in high power double-clad fiber laser
高功率双包层光纤激光器热效应及功率极限
"A machine that can do a great deal of work in a short time is called a high-powered machine. Power is the rate, or speed, at which work is done."
在短时间内做大量功的机器叫做高效率机械。功率表示做功的效率和速率。
For rated power output of inverter, the efficiency is larger than 90%, and its maxim is 92. 9%.
三相并网逆变器额定输出功率时,效率大于90%,最大效率为92.9%;
The power factor (pf) is the ratio of average power to apparent power.
功率因数是有功功率与视在功率之比。
efficiency engineer [expert]
(研究降低成本、提高功效的)效率工程师
These engines were not really very powerful or efficient.
这些发动机的功率并不真的很大，效率也不高。