查询词典 DC

Each set of motor is equipped with DC electromagnetic brake, and its brake lining is capable of automatically trace and adjust the braking clearance so as to ensure its well balanced and reliable brake performance.

每套配备直流电动机电磁制动、制动器衬及其具有自动跟踪和调整刹车间隙，从而确保其良好均衡和制动性能可靠。

The cord from the generator leads first to the circuit board's bridge rectifier, which converts the AC to DC.

从发电机导致第一线的电路板的整流桥，它转换的AC到

These units can be recharged by plugging them into a USB port, household outlet, vehicle DC outlet or by using Brunton's solar panels.

这些单位可充电插入到USB端口，家用电源插座，汽车直流电源，或使用顿的太阳能电池板。

This 4 story building is located in a high trafficked area of North West DC near several landmarks.

该店位于哥伦比亚特区西北部一个交通繁忙的地区，周围有数个纪念碑。

It would be far better for Haiti to switch to solar power, argues Jigar Shah, the bumptious chief executive of the Carbon War Room, a ginger-group in Washington, DC, who formerly ran SunEdison, a solar power company.

碳战工作室的董事长Jigar Shah说到，太阳能发电对海地来说会是个更好的选择。碳战工作室是位于华盛顿的一个活跃的组织，其经营的SunEdison公司是一家太阳能公司。

This invention discloses a new technology for preparing rear earth ionic doped fiber prefabricated rods with DC-RTA technology in a sol-gel method including preparing sol containing necessary doped ions, coating said sol uniformly on the inner wall of the quartz glass tube and burning it under high temperature to coagulate and vitrify them to a doped layer and repeating the above process to form a fiber prefabricated rod by oxygen and hydrogen flame after the doped layer reaches to a designed thickness and the fiber prefabricated rod can be made to various rare earth ionic doped fibers by an ordinary drawbench technology.

本发明属于光纤制造和光纤激光技术领域，具体公开了一种利用溶胶凝胶方法中的DC-RTA技术制备稀土离子掺杂光纤预制棒的新工艺。该工艺步骤包括预先配制好含有所需掺杂离子的溶胶，将该溶胶均匀涂覆在石英玻璃管的内壁后高温灼烧，使之凝结并玻璃化为一层掺杂层。反复上述涂覆灼烧过程，在掺杂层达到设计厚度后由氢氧焰高温收棒形成光纤预制棒。该方法所得到的光纤预制棒可以通过普通拉丝工艺拉制成各类稀土离子掺杂光纤。

In this paper, a novel DC coupled feedforward type optical burst mode receiver is presented.

介绍了一种高速光突发模式接收机。

On the basis of the above results of detecting methods, the instruction signal calculating circuit is designed according to i〓, i〓 calculating mode. Compensation current generating circuit is also designed and implemented. Its current following circuit is designed according to the instantaneous value comparing mode that used constant time control. The source current detection based control mode and composite control mode and their implementation are firstly introduced in our country. The method and the principle of dc side capacitor voltage control are explained clearly.

根据检测方法的研究成果，采用i〓、i〓运算方式构成并联型电力有源滤波器的指令电流运算电路；对补偿电流发生电路进行了电路设计和实施，其中电流跟踪控制电路采用电流跟随性能好、可靠性高的定时控制瞬时值比较方式；在国内首次研究并实施检测电源电流控制方式和复合控制方式；清楚地阐明了并联型电力有源滤波器直流侧电压控制的原理和方法，并在装置中实施。

Then it discusses the method and problems of designing the Rare-Earth Permanent Magnet Brushless DC motors, and briefly introduces the principles of Finite Element Method for calculating the electromagnetic field as well as how to use the ANSYS software in checking the electromagnetic values.

然后论述了稀土永磁无刷直流电机设计的方法和需要考虑的问题，并对电磁场计算有限元方法的原理作了简要介绍，以及如何用ANSYS软件对电机进行电磁场数值校核。

A new method is presented to solve the problem of capacitance measurement of a running DC power supply system.

提出了一种测量直流供电系统电容的简便方法，该方法在不影响系统正常运行的前提下，精确、在线地完成测量过程。

I'm going tor her!

我这就去救她！

As rise are design to help keep a several toney , a brain chemical at continues lever.

SSRI被设计来帮助保持血液中的复合胺即在大脑中一个连续水平的化学物质。