查询词典 high power

The essay compares the output rate of class AB power amplifier with calss D s,and affirms the advantages of class D in high efficiency,and sums up its principle of work,and also carries on the design and analysis of class D power parameter.

分析比较了 AB类功率放大器与D类功率放大器的输出率，肯定了D类功率放大器效率高的优点，总结了D类功率放大器的工作原理，并对D类功率参数进行了设计分

This paper is based on the research and development of single phase active power factor corrector and high quality power module.

本文以单相有源功率因数校正控制器和高性能功率模块的研制、开发为依托，对其从理论和应用开发两个方面进行了较为全面的研究和讨论。

The high coulomb and current power pulse closing switch is one of the crucial components of the power conditioning system.

脉冲能源系统的关键元件之一是高库仑量大电流的脉冲闭合开关。

This power module has many advantages, such as small cubage, high precise and low power consumption.

所设计的程控精密激励源具有体积小、精度高、功耗低、配置灵活的特点。

It is reported that the fifth-generation energy-saving Rongsheng star refrigerator, use of VIP vacuum insulation panels, ultra-efficient green fluorine-free compressor, double F-type high-performance wire-tube evaporator, and more energy-efficient dual airbag door closed, a new generation of cyclopentane composite foam technology and other energy-saving Multi-leading technology to ensure excellent insulation refrigerator insulation performance, power consumption of only 0.25 days, the volume for the same paragraph of ordinary refrigerator 1 / 3, is currently on the market to buy the lowest power consumption refrigerator, can be called "energy champion."

据介绍，容声第五代节能明星冰箱，采用了VIP真空隔热板、超高效环保无氟压缩机、双层F型高效丝管式蒸发器、多气囊节能双门封、新一代环戊烷复合发泡技术等多重领先的节能技术，保证冰箱极佳的绝热保温性能，日耗电量仅0.25度，为同容积段普通冰箱的1/3，是目前市场上能购买到的耗电量最低的冰箱，堪称"节能冠军"。

Two-Transistor Flyback Converter can reduce greatly the switching stress of the power switch and does not need to degausser, suitable for high input voltage Switching Power Supply.

经半个多世纪的发展，开关电源因其具有体积小、重量轻、效率高、发热量低、性能稳定等优点，已经逐渐取代了传统的线性稳压电源。

Beijing Institute of Technology, Beijing 100081,ChinaIn order to get the high output power, a RF excited diffusively cooled all-metal slab waveguide CO2 laser was reported, in which gas discharge region was constructed by two aluminum side walls and aluminum electrodes. The region dimension was 2 mm height×20 mm width×386 mm length, and the gas composition was CO2:N2:He:Xe=1:1:3:0.26. This technique replaced the old ceramic and metal sandwich waveguide technique.The optimum out power 127 W was achieved from the RF excited diffusively cooled all-metal slab waveguide CO2 laser with the longitudinal voltage uniformity distribution technique and scaling area technique. The electro-optic conversion efficiency was about 14%.

为了获得较高的激光输出功率，介绍了射频激励扩散冷却全金属板条波导CO2激光器，放电区域由左右两个铝合金壁和上下两个铝合金电极构成，放电区域高2 mm，宽20 mm，长386 mm，工作气体混合比CO2：N2：He：Xe=1：1：3：0.26，该技术代替了过去的金属陶瓷结构，结合纵向电压均匀分布技术和面增比技术，获得了127 W的激光输出功率，光电转换效率高达14%。

This paper analyses the basic principle of electrostatic precipitation and the ESPs request for power supply, designs the system structure of high frequency switched mode power supply for ESP.

本文分析了高压静电除尘的基本原理以及其对供电电源的要求，确定了用于高压静电除尘的高频开关电源的系统结构。

This thesis described the etching characteristics of silicon nitride passivation films in the thin-film transistor structure using an enhanced capacitive-coupled high-density plasma etcher. The main parameters used in these experiments were RF source power, RF bias power, chamber pressure, SF6, O2 and He gas flow rates.

中文摘要本研究以加强型电容耦合式高密度电浆蚀刻机台来研究蚀刻氮化矽结构，实验操作参数为射频电浆源功率、射频偏压源功率、SF6、O2、He气体流量和腔体压力。

The logical part of the driver uses a high grade single chip microcontroller.The driver has a special structure switching main circuit,therefore it eliminates the driving chip of the power devices.The driver needs only one exterior power supply.

驱动器逻辑部分采用高性能的单片机，开关主电路中采用特殊结构，省去了功率器件的驱动芯片，整个驱动器只需一个外部电源。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。