DC的例句大全

Ninety-seven percent of the students here graduate from high school, compared with less than half at DC public schools.

比起在公立学校里面，高中毕业生只有一半的数据，在这里有百分之九十七的学生从高中毕业。

Microprocessor-Controlled DC-PWM Variable Speed System Using Non-Linear Controller

采用非线性控制器的微机控制直流脉宽调速系统

We obtained the similar results both on BMDC and DC 2.4 cell line.

在树突状细胞株DC2.4细胞表面也得到相似的结果.

The PWM control of DC brushless motor ( DCBM) in warp of loom

无刷直流电机控制织机送经机构

The paper introduces the DSP control of brushless DC motor, and the principle, management as well as software correcting of CEMF pole changing.

本文介绍了无刷直流电机的DSP控制，详细介绍了在无刷直流电机控制中反电势检测换相的原理；反电势、电流检测的管理；

Scientists from the University of Kansas and the Smithsonian Institute in Washington DC are 99 per cent confident that there are extinctions every 27 million years.

来自堪萨斯大学和华盛顿史密森研究所的科学家们确信每2700万年就会发生一次大灭绝事件，认为可信度达99%。

Most of the traditional high voltage DC power converters adopt the non-modular design scheme, which extends the development and debugging period greatly.

传统的高压直流变换器大多采用的是非模块化的设计方案，这大大增加了高压直流变换器的开发时间和调试时间。

This paper presents an improved DC load flow with compensation of bus voltage, and based on these improvements and decoupled Happ's formula, two economic dispatching algorithms are proposed.

本文基于改进的带节点电压补偿的直流潮流与简化的Happ法公式，提出两种快速、有效的有功安全经济调度算法：改进直流法和混合直流法。

Application of new technology of AC-DC in crude electric desalting

交直流新技术在原油电脱盐中的应用

The Application of Three Degree DC and AC Current Electric Desalting Technology in oil Refinery Industry

交直流三级电脱盐技术在炼油工业上的应用

Dielectric Analysis of Dialysis Membrane/ Solution System under DC Bias Voltage Application

直流偏压下透折膜/水溶液体系的介电解析

Results The immunocytochemistry staining of specific Anti-ActR ⅱ A C polyclonal antibody showed that ActR ⅱ A was highly expressed on murine macrophages, but not other immunocytes, such as T, B, NK, and DC cells.

结果采用特异性抗ActRⅡAC末端抗体进行免疫细胞化学染色，结果显示ActRⅡA在小鼠巨噬细胞上高水平表达，而在其它免疫细胞（T、B、NK、DC）上未见表达。

Some manufacturers, while using the5-Pin XLR, decided to use fourth and fifth pins for DC power, not signal data as specified in the standard.

有些厂家虽然使用了5针XLR，但是他们却利用引脚4和引脚5来传输直流电，而本标准并没有这样规定。

The LVRT control principle, control model and control strategy of DFIG and D-PMSG are investigated. ( 4) The action time of the rotor crowbar and the dc-link capacitance capacity of DFIG are studied.

通过仿真计算，研究了双馈风电机组低电压保护动作时间对机组本身和风电场运行的影响及直流环节电容容量对限制过电压的影响。

The Fault Analysis and Improvement Suggestion on DC Filter Capacitor at Converter Station of TSQ

天生桥换流站直流滤波电容器故障原因分析及改进建议

Drawing up the norm of TDZ series home DC solar PV system in Qinghai Province

TDZ系列太阳能光伏户用直流电源青海省地方标准的编制

Study on Transient Recovery Voltage ( TRV) of Filter DC Breaker in HVDC Converter Station

换流站滤波器断路器暂态恢复电压的研究

Design, simulation and realization of power amplifier and low noise amplifier are discussed in this article, including RF amplifiers circuit and DC feed circuit.

基于工程开发的需要，本文讨论了功率放大器和低噪声放大器的设计、仿真及整个电路的实现方法，包括射频放大电路和直流馈电电路，并提供了相关的仿真结果和测试结果。

To investigate the subsynchronous oscillation ( SSO) problem of the steam turbine generators near the rectifier station of Guizhou-Guangdong ⅱ± 500 kV DC transmission link, the unit interaction factor ( UIF) analysis and the time domain simulation methods are adopted.

针对贵广二回直流输电系统可能引起整流站附近汽轮发电机组次同步振荡的问题，采用机组作用系数法和时域仿真方法进行了分析。

The QSS converter model in account of unsymmetric commutating voltages is developed for DC system.

对直流系统开发了计及换相电压不对称的QSS换流器模型。