The main spindle is driven by a variable frequency controlled AC motor.
主轴是由变频控制交流电机驱动。
Utilizing the information observed, a new type of slip frequency controlled torque-speed double closed loop system is developed.
基于观测出的状态信息，构成了转差频率控制的转矩速度双闭环新型变频调速系统。
The experiment of CO_2 laser frequency controlled by MH_2D Stark cell is also introduced. The observed detector output signal is consistent with compu…
本文还叙述了斯塔克盒锁定CO_2激光器频率的实验，并且观察到的探测器输出信号与计算机计算的结果吻合。
Frequency controlled data (m) plus an accumulative phase data output by a phase register in an N-bit adder when a clock pulse comes, the result is sent to the input port of the phase register.
每来一个时钟脉冲，N位加法器将频率控制数据m与相位寄存器输出的累加相位数据相加，并将结果送相位寄存器输入端。
The researchers controlled the system using a microwave 'tone' with a frequency that causes the qubits to become entangled.
研究人员使用一种微波来控制该系统，其频率可使量位互扰。
The frequency of this oscillation is controlled by the capacitor's ability to store charge and the coil's ability to produce a magnetic field.
振荡频率由电容储存电荷的能力，以及线圈生成磁场的能力所共同决定。
Based on the static characteristics of induction motor, this paper analyzes the braking function of general voltage vector controlled frequency converter.
本文从感应电机的静态特性出发，分析了通用电压矢量控制变频调速器的制动功能。
Contrast, spatial frequency, presentation time, moving velocity and phase reversal frequency of each grating are controlled independently.
每组光栅的对比度、空间频率、显示时间，移动速度和反相频率能单独控制。
This article introduces the frequency speed constant pressure water supply system controlled by PLC, presenting its hardware structure, the design of PLC program and its application.
介绍了用PLC控制的变频调速恒压供水系统的基本原理，给出了系统的电气线路和PLC程序设计，并在实际中得到了应用。
Electrodynamic shakers are used in most cases because they can operate over a broad frequency range with accurately controlled waveform.
极大多数的情况下应用电动振动台，因为它能在一定广的频率范围内工作并且能准确地控制波形。
The working processes of the frequency-tracking phase-shift PWM controlled full bridge power supply load series resonant type DBD ozone generation power system are analyzed.
系统的分析了频率跟踪移相PWM控制全桥供电的串联谐振负载式DBD型臭氧发生器电源系统的工作过程。
Stepper motor is a motor controlled by digital signal, which converts pulse signal into Angle displacement. The wheeling speed is controlled by the frequency of pulse signal.
步进电机是一种数字控制电机，它将脉冲信号转变成角位移，电机的转速由脉冲信号频率决定。
The noise emission can be also controlled in this way in high frequency range (Fig. 11 and Fig. 12).
在高频范围的噪声辐射也可通过此方法控制（图11和图12）。
ZJC-50KV controlled by computer, through the man-machine dialogue mode, the voltage breakdown insulation, power frequency withstand voltage test.
50KV采用计算机控制，通过人机对话方式，完成对绝缘介质的工频电压击穿，工频耐压试验。
Medium frequency high power induction heating apparatus, for many years has adopted silicon controlled as switching devices.
中频大功率感应加热装置，多年来一直采用可控硅做为开关器件。
In this paper a PLC controlled induction heating system is presented base on the analysis of medium frequency parallel converter.
本论文在对中频感应加热及相关技术作出研究的基础上，探讨了PLC控制感应加热成套系统的控制和相关技术。
High frequency ultrasonic power supply controlled by AT89C51, can adjust its power, frequency and phase in high performance.
以单片机at89c 51控制的高频超声电源，其功率、频率及相位可进行有效的调节。
The machine is controlled by PLC program. Frequency stepless speed control. Electrical parts are imported.
整机由程序控制，变频器无级调速，电器控制部分采用进口元器件。
The elements to be controlled include system frequency tie line flows line currents equipment loading and voltage.
所要控制的要素包括系统频率、联络线潮流、线路电流、设备的负荷和电压。
In the new scheme the speed sensor of general slip frequency vector controlled system is replaced with speed calculation algorithm, so it has the merit of wide applicability.
这一新的控制方案用速度推算算法取代常规转差频率矢量控制系统中的速度传感器，具有适用性广的优点。
And it has higher operating frequency than gas target soft X-ray sources whose nozzle is controlled by a solenoid valve.
与喷嘴由电磁阀控制的气体靶激光等离子体软x射线源相比，它有较高的工作频率。
The frequency of DFB LD was driven and controlled through such technology as constant current, temperature control in active area, wavelength lock and etc.
该方案通过采用恒流源、有源区温度控制以及波长锁定等技术方法来实现DFBLD的稳频驱动及控制。
By means of this technique, the signal frequency can been controlled with facility, accuracy, continuous phase and fine frequency resolution.
利用这种技术可以方便的实现高精度、连续相位、高分辨率的频率控制。
These items do not need to be controlled for lexical frequency differences, but you need to say which words in the items need to be matched for lexical frequency in a real experiment.
这些项目不需要控制词频差异，但是你需要说出项目中的哪些词需要与实验中的实际词频相匹配。
The transmission angle is controlled by grating frequency and the diffraction efficiency is controlled by groove depth of sub-micro gratings to get uniformity of transmission filed.
亚微米光栅型导光板通过光栅空频控制出射光方向、控制槽深调节衍射效率，达到导光板出射光强的均匀性。
This method has several merits such as simple formula, clear physical conception, continuously controlled trap frequency that is independent on integral block number.
该方法具有公式简单，物理概念清晰，滤波点频率不受模块数取整的约束，便于连续控制滤波点频率的优点。
The industrial grating signals can be digital frequency multiplication with a phase-locked loop (PLL) controlled by a microcomputer.
用微型计算机控制锁相环(PLL)可对计量光栅信号进行数字倍频。
Generally speaking, it is caused by the difference between the equilibrium and the frequency decay, which is difficult to be controlled.
通常认为均衡特性和频率衰减特性的差异是造成这种现象的主要原因，很难抑制。
Then introduced the connections of the recycling nitrogen pressure controlled process and PID controller and frequency inverter .
然后介绍回收氮气压力的控制过程及PID控制器与变频器的联接方式。
Then introduced the connections of the recycling nitrogen pressure controlled process and PID controller and frequency inverter .
然后介绍回收氮气压力的控制过程及PID控制器与变频器的联接方式。
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