查询词典 direct current

HVDC converter valve is one of the key equipment projects, in order to ensure the safety of direct current transmission project, reliable, stable operation, valve core of the system components have been imported.

换流阀是直流输电工程的关键设备之一，为了保证直流输电工程的安全、可靠、稳定运行，阀控系统的核心部件一直从国外进口。

Based on using vector control frequency conversion drive system at a electroplating tin thin plate factory, the existing problems of energy feedback system and public direct current bus bar system are analysed, the ways of solving the problem are put forward.

针对某电镀锡薄板厂采用的矢量控制交流变频传动系统，分析了公用直流母线系统和能量回馈系统所存在的问题，提出了解决问题的方法，使采用的供电方式合理，有节能效果。

The controlled pulsing of the direct current between the tool and the work produces the spark discharge.

受控的脉冲之间的直接工具和目前的工作产生火花放电。

The diesel engine is mechanically coupled with the generator, and the rectifier converts the three-phase alternative currents to the direct current shunt-wound with the battery package.

柴油发动机是机械加上发电机，整流器转换三相电流替代的直接电流分流伤的电池包。

According to experiment and evaluation,the new designed Direct Current resistance box can completely meet specification requirement with high automation and broad application prospect.

结果证明，该新型装置完全符合规程要求，自动化程度高，具有很广的应用前景。

This article introduced evaluation process of measurement uncertainty.It applied RT9608 Direct Current Calibration Appliance and standard resistance to measure ZX54 resistance box.

摘 要：采用上海蓝斯汀仪表研究所生产的RT9608直流电阻校验仪和一套二等标准电阻，对ZX54型0.01级直流电阻箱×1000档第一点的测量结果的不确定度评定过程的阐述与分析，指出了影响测量结果的相关因素，并通过计算合成进行了评定。

The core of control circuit was Cygnal MCU C8051F, which provides a direct current motor universal controller, producing PWM control signal directly according to the need of motor control.

本论文的控制电路设计通过采用 Cygnal 公司的 C8051F 系列芯片，设计了一个直流电机的通用控制器，可以根据电机的控制需要直接产生 PWM 控制信号。

There is no evidence that shocks from a direct current defibrillator have adverse effects on the heart of the fetus.

目前还没有关于除颤直流电会对胎儿心脏造成不良作用的证据。

The cells convert solar energy into direct current electricity via the photovoltaic effect .

通过光伏效应，太阳能电池将太阳能转换成直流电电力。

The response of ultra fast photoconduction detector made of SI-LEC GaAs crystal was studied experimently. The response time to picoseconds pulse laser and sensitivity to 532 nm direct current laser were obtained for GaAs detector.

实验研究了具有极快响应的SI-LEC GaAs光电导辐射探测器的响应，测量它对皮秒级脉冲激光的时间响应及对532 nm直流激光的灵敏度。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。