• The value of a magnetic material core varies according to the frequency of operation.

    核心价值磁性材料根据不同操作频率

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  • If a particular type of operation is not performed very often, the frequency can be reduced.

    如果有一种特定类型操作不是经常执行,那么频率可以降低。

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  • If a particular type of operation is performed often, the frequency of the corresponding task can be increased to reduce the amount of work each task has to perform.

    如果种特定类型操作经常执行,那么相应任务频率可以增加降低每一项任务必须执行任务的数量

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  • For such a low frequency, which would only be resorted to when it is indispensable for the operation of ordinary motors, I would use a secondary winding wound from a wire 50 miles in length.

    对于如此频率只有依靠普通马达运行不可缺少,使用次级线圈创伤一根50英里长的线。

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  • The paper introduces the technique feature and the operation principle of chip CS5460A, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.

    本文介绍CS5460 A芯片特点工作原理及其高精度电压电流功率、功率因数、频率表中的应用

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  • Infrared thermal sensors are used in a wide variety of application which require room temperature operation and uniform sensitivity over a wide modulation frequency range.

    热型红外传感器应用广泛要求室温条件下工作调制频率范围内具有均匀灵敏度

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  • The main reasons to affect the operation frequency of two state hysteresis current regulator for motor control system are analyzed by theory and experiment.

    理论和试验方面分析了影响电机传动系统滞环电流调节器工作频率主要因素

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  • The averaged thrust of PDE increases almost linearly with the operation frequency.

    脉冲爆震发动机平均推力随着工作频率提高接近线性增大

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  • As an example, the operation frequency of TT&C and data transmission(TTC&DT) and the attenuation constant of electromagnetic wave through the blackout zone are estimated.

    作为一次练习,估算测控通信系统工作频率电波穿过“黑障”区的衰减常数

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  • Some opinion about condenser compensation in operation based on characteristics of large power industrial frequency furnace.

    根据大功率感应炉特点,介绍了其运行电容补偿几点意见

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  • The abnormal frequency operation capability of large turbo-generator is reviewed.

    讨论大型汽轮发电机应具有频率异常运行能力

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  • When frequency converter and PLC is at fault, automatic switch to the original soft start work frequency power operation, ark to ensure the normal work of the compressor.

    变频器PLC发生故障时,自动切换启动电源运行保证压缩机正常工作

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  • The frequency of fraud in the operation of private lotteries resulted in their prohibition by many countries, and subsequently most public lotteries also were discontinued.

    私人彩票频繁欺骗操作导致许多国家遭禁随后大多数公共彩票停止发行

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  • Melting characteristics of MF induction furnace have been expounded with comparison with that of mains frequency induction furnace as well as concerns in operation.

    论述中频感应电炉特点,感应电炉熔炼特性比较及其操作注意事项

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  • A natural frequency software analysis system of simple operation, fast judgement, exactness and clearness is set up as to meet the needs of generator-end fixed improvement and service.

    建立操作简单判断快速准确清晰固有频率软件分析系统适应大型发电机端部固定改造维修后的检测要求

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  • Automatic generation control (AGC) is one of the important measures to regulate the frequency and active power of power grid and ensure its security and economic operation.

    自动发电控制(agc)调整电网频率有功功率保证电网安全经济运行重要措施之一

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  • The gas accident frequency in the operation of the gas boiler is higher.

    煤气锅炉运行煤气事故发生频率较高

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  • Apply frequency conversion technique to save energy, improve the shift peak load capacity of electric network for the units and ensure the safe and stability operation of network.

    利用变频调速技术节约电力提高电网机组调峰能力保证电网安全稳定运行

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  • Two kinds of wind power generation systems are introduced as well as the frequency control, power control and rotational speed control of generator in parallel operation.

    介绍了风力发电系统种形式并网运行的频率控制功率控制、发电机转速控制。

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  • The millimeter wave frequency with the advantages of the optic and the microwave exists between the frequency of them, and it's the perfect operation frequency of precision guidance weapon system.

    毫米波频率介于微波红外频段之间,兼有二者优点精确制导武器系统较为理想工作频段。

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  • Sampling point number of every pulse cycle, instantaneous pulse frequency and period was gained with program operation.

    程序运算得到每个脉冲周期采样点数,瞬时脉冲频率周期

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  • The numeric simulation of electromagnetic responses in frequency domain for electrical anisotropic formation is a challenge in current conditions of computer memory and operation speed.

    现有计算机内存运算速度条件下性各向异性地层频率电磁响应数值模拟一个难点

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  • Short response time: it's fit for switching on & off frequently and the occasion of high-frequency operation.

    响应时间适应频繁开关以及高频运作场合

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  • Accurate and fast estimation of electric frequency is the basis of operation, control, and regulation of power system and electric equipments.

    频率快速准确测量电网电气设备运行控制调节基础

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  • The paper introduces some experience in anti-interference for design and parallel operation of small intermediate frequency three-phase synchronous generator with active load.

    本文介绍了带有负载时小型三相同步中频发电机设计并联运行抗干扰方面的一些经验

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  • The allowable duration of abnormal frequency operation for large turbo-generator sets provided by the main manufactories on the world is listed.

    列举了世界各国生产机组频率异常运行允许时间

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  • Results:After a period of rehabilitation treatment, plastic operation was omitted in some patients, and in others the operation frequency and the area of skin graft were reduced.

    结果部分患者免除了手术有的减少手术次数植皮面积

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  • A new mechanical structure with winch, staff and gimbal is used to develop a gyrometer test table to realize the high frequency of the operation.

    为了使测量双轴摇摆台实现频率运动,机械结构上设计采用一种新型的曲柄、连杆、万向节机构;

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  • The conclusions provide the important reference for the suppression of low frequency oscillation and stable operation in power system.

    所得结论对于电力系统低频振荡抑制以及电力系统稳定运行具有重要参考价值

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  • The efficiency of a parallel connection double-pump irrigation System is not only related to the break - down and recovery frequency but also to the operation and maintenance fashion of the System.

    并联灌溉系统有效不仅与机组故障率修复有关而且与系统运行方式维修方式有关。

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