DC-DC的例句大全

A Study of DC-Resistance Magnetic Biasing of Inverter Transformer

逆变电源变压器抗直流偏磁的研究

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While the HVDC run in monopole to ground operation, Current in the earth make the transformer that have different potential bring DC magnetic biasing.

超高压直流输电系统以单极大地方式运行时，地中电流使处于不同地电位的接地交流变压器中产生直流电流；

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The DC magnetic biasing may be amplified by the reactive power compensator and causes resonant, which will be a great threat to the safe operation of the electric power capacitor and do harm to the power grid.

直流偏磁谐波在一定条件下会在变压器低压侧无功补偿装置中放大或产生谐振，严重威胁电力电容器的运行安全。

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Secondly, separate the system into dc biasing circuit, filter circuit, linearization technology, cooling technology, and broadband matching network. In detail describe the function, circuit structure, and design method of each module.

其次，将系统分为偏置电路、滤波电路、线性化技术、散热、以及宽带匹配网络等模块，详细叙述了每个模块的作用、电路结构和设计方法。

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Under the background of energy saving and consumption reducing, employing power electronics bidirectional switch in AC/ AC and AC/ DC converter has become a hot topic in recent years.

在提倡节能降耗的背景下，电力电子双向开关在AC/AC和AC/DC单级变换器中的应用成为了近年来的研究热点之一。

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DC. Methods: Choose the biennial plant, get rid of50% alabastrums of them, but make another bloom and fruit.

方法：选择二年生长势基本相同的植株，将其中的50%去除花蕾，另外的50%任其开花结果。

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The final passage introduces the main circuit design, filter inductance design, transformer design, DC blocking capacitor selection, soft-switching design and implementation as well as master computer basic control of discharge power supply.

该章较为详细的介绍了主电路设计，滤波电感和变压器设计，隔直电容的选取，软开关的设计与实现以及上位机对放电电源的基本控制。

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This design scheme adopts high frequency transformer inverter power system structure with DC-link in middle. It consists of high frequency inverter, isolation and booster voltage transformer, rectifier with filter, high frequency SPWM inverter and output filter.

该方案采用中间直流环节的高频变压器式逆变电源系统结构，它由高频逆变、高频变压器隔离升压、整流滤波、高频SPWM逆变和输出滤波组成。

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The crack arresting problem in a thin current carrying plate was studied for the situation of providing a DC current perpendicularly toward the crack direction.

研究了带有有限长裂纹的导电薄板在垂直于裂纹的方向上通入直流电流时，裂纹的止裂问题。

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The nanometer tin powders were prepared by DC arc plasma evaporation a self-designed and fabricated apparatus.

采用高纯锡,通过 自行 设计的直流电弧等离子体蒸发设备制备了纯净的纳米锡粉.

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The modification of KGLF 11 synchronous motor excitation system by DC digital converter was introduced.

介绍了用数字式直流装置改造KGLF11型同步电动机励磁系统的方法.

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Edison's system used a 110 V two wire DC underground distribution network.

此爱迪生电力系统采用110伏两线制地下配电网.

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An electric circuit and magnetic circuit coupled model of the DC biased power transformer was presented.

提出一种电力变压器直流偏磁的电路–磁路模型.

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Emergency DC power support to AC power system in the South China Power Grid

南方电网中直流输电系统对交流系统的紧急功率支援

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After a few days of teasers, here at last is the first official trailer for 'Justice League,' the DC Extended Universe's answer to 'The Avengers.'

在放送了几天片花后，《正义联盟》的首支官方预告片终于推出。《正义联盟》是DC扩展宇宙对漫威《复仇者联盟》的回应。

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This paper analyzes theory and closed-loop control system for offset control of DC drift.

给出了直流调偏控制的基本原理及其闭环控制系统.

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The analysis of brake characteristic adopted dissipative network in DC Motor

直流电动机采用能耗制动网络后的特性分析

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Design of the new type of DC eiectric calcining furnace

新型直流电煅烧炉的设计

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Just about everything has changed since the terrorist attacks on New York and Washington DC 10 years ago.

自10年前纽约与华盛顿特区遭遇恐怖袭击以来，几乎所有的一切都发生了改变。

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An Airborne Transport DC-3 airliner carrying 29 passengers and three crew members disappeared near the end of a scheduled flight from San Juan, Puerto Rico to Miami, Fla. on December 28, 1948.

1948年12月28日，一架载有29名乘客和3名机组人员的DC-3空中运输客机从波多黎各（Puerto Rico）的圣胡安（San Juan）起飞，前往美国佛罗里达州的迈阿密（Miami），结果却在即将抵达目的地时神秘失踪。

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