查询词典 DC

Washington, DC The American Library Association today expressed disappointment at Congress's failure to fund library programs at the president's requested levels in the Omnibus Appropriations bill (H.R. 4818), passed by Congress Saturday.

美国图书馆学会2004年11月24日美国图书馆学会今天对议会星期六通过的综合拨款议案（H.R.4818）关于图书馆资助计划没有达到布什总统要求的水平表示失望。

We further studied the effect of DC bias current on the differential resistance-temperature curves of the mesoscopic aluminum wires.

我们进一步研究了直流偏置电流对介观铝超导线样品的微分电阻—温度曲线的影响。

Our shredder is on the blink, so I am going to tear these DC up by myself.

我们的碎纸机坏掉了，所以我会徒手将这些机密文件撕碎。

In addition, the DC operation of the control equipment by maintenance personnel as well as on-site operations.

此外，对直流设备运行的控制也是由维护人员进行现场操作的。

This paper has designed a whole project of the control system of the DC motor, and expounded the basic structure of this system、the elements of working、the characteristic of operating and the approach of designing.

本文设计了直流电机控制系统的整体方案，阐述了该系统的基本结构、工作原理、运行特性及其设计方法。

All of these functions are controlled by the total-digital operation panel and the impulse potentiometer.

DC系列埋弧焊机是一种采用全数字晶闸管控制可以应用于半自动和自动焊接的多功能焊接电源。

Results The optometer has the merits of simple manipulation, exact result, small cubage, AC/DC power supply and so on. Besides, it prevents the testee from remembering eye-chart.

结果：其具有操作简单、结果准确、体积小、便于携带、使用方便、交直流两用等优点，防止了人为因素造成的测试结果不准和被测者记忆视力表的现象。

Finally, breaking experiments of the sample DC-CB are done on LC oscillatory circuit in our lab, and the largest test current reaches 20 kA.

最后，本研究利用LC振荡回路模拟直流短路故障，对新型直流断路器样机进行了开断实验，最大实验电流达到20kA。

This paper presents a short-circuit the DC is not afraid of adjustable power supply, the output voltage from 4.5 v-14.3v continuously adjustable, the largest output current up to 600 mA, and with output short-circuit protection and automatic alarm function.

本文介绍了一种不怕短路的直流可调稳压电源，其输出电压从4.5 v —14.3v 连续可调，最大输出电流可达600 mA ，并且带输出短路自动保护及报警功能。

And the output electric current is in direct proportion to the course pressure.

DC输出信号，输出电流与过程压力的大小成正比。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。