This series adopt high accurate synchromotor as power source and take power supply frequency as time datum.
该系列定时器采用高精度同步电机为动力源，以电源频率为时间基准。
On the basis of the studies above, the minimum power supply frequency favorable to uniform glow discharge was formulated.
在此基础上，根据大气压下有利于均匀辉光放电的放电条件，最终推算出有利于均匀辉光放电的最小电源频率。
In this process, the supply frequency of the motor is not changed; it is always identical to the relevant mains frequency.
在此过程中，电机的供应频率是不变的。它总是与相关的主频率相同。
The reluctance motor operates synchronously at a speed which is determined by the supply frequency and the number of poles for which the stator is wound.
磁阻电动机以某一速率同步动转，该速率是由电源频率和定子绕制的极数决定的。
The reluctance motor operates synchronously at a speed which is determined by the supply frequency and the number of poles for which the stator is wound.
磁阻电动机以某一速率同步动转，该速率是由电源频率和定子绕制的级数决定的。
Although it is unlikely that resonance in a supply network be obtained at normal supply frequency, it is possible to have this condition at harmonic frequencies.
尽管供电电网中不大可能在正常工作频率下谐振，但有可能在其它谐振频率下谐振。
Experiment results showed that the relation between exciting voltage and induced velocity magnitude was linear, but the influence of supply frequency was not evident.
实验结果表明，等离子体激励作用主要集中在近壁面附近；激励电压与诱导速度近似为线性关系，激励频率对诱导速度的影响不大。
This series timers adopt high accurate synchromotor as power source and take power supply frequency as time datum. There are many specifications in time setting from 30 min. to 24 hours.
该系列定时器采用高精度同步电机为动力源，以电源频率为时间基准，在30分钟至24小时内有多种规格的定时范围。
Radio frequency identification (RFID) and more sophisticated technologies for product tracking within supply chain management systems are being experimented in some countries.
一些国家目前正尝试在供应链管理系统内通过无线射频识别和更复杂的技术来追踪产品。
This may improve the blood supply to your heart and reduce the frequency of your ventricular tachycardia.
它会改善心脏自身的血液供应，并减少室速的发生次数。
The project involves using RFID (radio frequency identification) technology to track and trace poultry and meat products "from the farm, through the supply chain, to supermarket shelves."
该项目包括使用射频识别技术，“从农场开始，贯穿供应链，直到超市货架”，跟踪家禽和肉类产品。
Harris will supply Falcon II RF-5800H high-frequency (HF) radio systems for long-haul, beyond line-of-sight terrestrial communications.
Harris公司将提供FalconIIRF- 5800H长途高频(HF)无线电系统，具有超视距地面通信能力。
The outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
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。
High frequency power supply for electrostatic precipitator has some excellences such as high efficiency, short time of spark recovery and small volume.
高频静电除尘电源具有效率高、火花恢复时间短、体积小等一系列优点。
The semiconductor laser power supply features continuous adjustable laser pulse frequency and continuous adjustable laser driving current of 6~30A.
其中，激光频率设置为连续可调，激光器的驱动电流6~30A连续可调。
High frequency switching power supply made from it can not only simplify the circuit, but also can improve the EMC characteristics and reduce the cost.
采用它制作高频开关电源，不仅简化了电路，同时可以改善电源的电磁兼容性能，且降低了制作成本。
As another example, the logic state of the select signal can be changed in response to a change in the power supply voltage provided to the phase frequency detector.
作为另一个示例，选择信号的逻辑状态可响应于提供给脉冲频率检测器的电源电压的变化而改变。
USES frequency conversion control system, can real time monitoring gas supply lines gas pressure, make the gas supply pipe gas pressure constant, improve the production efficiency and product quality.
采用变频控制系统后，可以实时监测供气管路中气体的压力，使供气管路中的气体的压力保持恒定，提高生产效率和产品质量；
Maintenance department: maintenance industries circuit boards, machine equipment system, main board, controller, power supply, frequency converter, PLC and touch screen.
维修部：维修各行业电路板，机加工设备系统，主板，控制器，电源，变频器，PLC触摸屏等。
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。
To pay attention to access the power supply voltage frequency and whether air compressor configuration consistent.
要注意接入电源的电压频率是否和空压机配置一致。
This produces a waveform of one polarity operating at a frequency twice that of the mains supply.
经过整流后得到的是一个频率为交流电源两倍的单极波形。
Thyristor medium frequency power supply has been widely used in industrial heating.
晶闸管中频电源已广泛应用于工业加热领域。
A long field running of the medium-frequency power supply shows that the control system presented in this paper greatly improves its stability and quality.
长期的现场运行表明，这一控制系统大大提高了电源的可靠性及中频电源产品质量。
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。
Considering the profits of both suppliers and purchasers, we adopt suitable ordering price, ordering batch and delivering frequency in the supply chain management.
在供应链管理中，兼顾供需双方的利益，采用合适的订购单价，订购批量及运送次数，供需双方都可以提高自己的利润。
According to its characteristic, a high accuracy digital frequency supply oscillator has been designed using FPGA.
根据其特性，利用FPGA设计了高准确度的数字频率信号源。
The basic principle of frequency and constant voltage water supply is discussed, as well as its application in pump station.
初步讨论变频恒压供水的基本原理及其在泵站中的应用。
The basic principle of frequency and constant voltage water supply is discussed, as well as its application in pump station.
初步讨论变频恒压供水的基本原理及其在泵站中的应用。
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