The paper discusses and probes into the application of adaptive control in mine hoist direct-current velocity modulation system.
本文对自适应控制在矿井提升机直流调速系统中的应用进行了研究和探讨。
The energy captured by space-basedphotovoltaic arrays would be converted into microwaves for transmissionto Earth, where it would be transformed into direct-current electricity.
空间光电池阵列所收集到的电力将在转换成微波后发射到地球，再在地面上转换成直流电。
Some kinds of batteries can be recharged by connecting them to a source of direct current.
有些型号的电池在接入直流电源时就能充电。
The polarographic behavior of iodoacetic acid has been studied by using single sweep polarography, direct current polarography and cyclic voltammetry.
碘乙酸的极谱行为已通过单扫描极谱法，直流极谱法和循环伏安法进行了研究。
The system generates a direct current, so using it to power DC devices locally is more efficient than switching to the alternating current needed to feed it back to the grid.
该系统产生的电流为直流电，所以用来驱动本地的直流点装置比将其转化为交流电输入电网来的更有效率。
Diodes are electronic devices which rectify alternating current to direct current.
二极管是将交流电整流成直流电的电子装置。
The disadvantage is that reverse electrodialysis produces direct current, whereas the world runs mostly on alternating current.
不足处是反向电渗析产生的是直流电，而世界上主要使用交流电。
To transmit the power for the solar farm we would need to build new high-voltage direct current transmission to replace our ac current grid.
为了传输太阳能发电站的能量，我们将需要建造新的高伏特直流传输器来取代我们的交流电网。
A large disc-shaped rectifying antenna attached to the fuselage harvested the microwave energy, turning it into direct current to power an electric motor attached to the plane's propeller.
机身上的圆盘形整流天线能接收地面传输的微波能，将其转化为直流电为飞机推进器上的电动机供能。
The main purpose is to direct current superimposed on the exchange of a specified weight limit value.
主要用途是将叠加在直流电流上的交流分量限定在某一规定值。
We used to weld pipes with direct current (D. c) so are welder (ac A. C. welder).
我们总是用直流(交流)电弧焊机焊收受子。
Alternating current is different from direct current in that it constantly changes its direct of flow.
交流电与直流电的不同之处在于交流电不断地改变其电流流动方向。
The starter motor is a simple direct current (DC) motor which has a pinion gear attached to its shaft.
启动电机是一个简单的直流电机，在它的轴上有一个小齿轮。
What's the maximum power the dock can supply? Is there any source of direct current?
这个船坞能供电的最大功率是多少？有直流电源吗？
Telegraph repeater qualifiers. Type of direct current can be specified.
电报中继器限定符。可指定直流电流类型。
When the free electrons in a conductor move in one direction only. The current thus established is called a direct current, which is often abbreviated to DC.
当导体的自由电子只以一个方向运动时，这样产生的电流叫做直流电，常缩写为。
Combined with the problems during the experiment, design a improved testing circuit of Direct Current Attenuation Method.
结合试验过程中遇到的问题，给出了改进的直流衰减法测试电路。
Battery CHARGER, an electrical device supplied with alternating current, which produces a direct current output for charging the battery on the airplane.
电瓶充电器，用交流电向飞机内电瓶充电的电气装置。带有交流电的电气装置，该装置产生直流电向飞机上的电瓶充电。
For reasons the alternating current is more widely used than the direct current.
由于种种原因，交流电比直流电用得更为广泛。
This is useful for battery charging, but - you'll notice how "lumpy" the Direct Current looks on the scope.
这是有益的电池充电，而且-你会发现如何“块状”直流期待的范围。
Brushless direct current motors and have advantages of good adjustment performance, high voltage, high torque, high volumes ratio in high performance drive.
无刷直流电动机在高性能驱动应用中具有良好的调整性能、高电压、高转矩、高体积比以及无电刷的优点。
Nanocrystalline nickel was synthesized by direct current electrodeposition. The microstructure of nanocrystalline nickel was studied by TEM and X-ray diffraction.
采用直流电沉积法制备了纳米晶体镍，用TEM和X -射线衍射等方法研究镀镍层的微观结构。
The system may measure many circuits high - frequency alternating current , direct current , frequency, efficiency of inverter .
系统测试项目有多路高频交流电流，直流电流，频率，逆变器的效率等。
The experiment on measuring the direct current by optical method shows a favorable linear relationship between the current and the detective signal.
对直流电流传感信号的检测实验表明，被测电流与检测信号之间存在良好的线性。
It is digital servo timing control system which is driven by PWM, direct current moment motor.
采用了脉冲调宽功放装置(PWM)，直流力矩马达直接驱动转台框架的数字伺服调速体制。
The usual way to do this would be to use a rectifier—a device that converts alternating to direct current.
通常的方法就是使用整流器---一种把交流电转换为直流电的装置。
The usual way to do this would be to use a rectifier—a device that converts alternating to direct current.
通常的方法就是使用整流器---一种把交流电转换为直流电的装置。
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