Abstract: Frequency automatic tracking and amplitude stabilizing are two important characteristics of ultrasonic machining power.

1、

It is evident now why this system is called " phase control "

现在可以明了为什么这种系统称为 “ 相位控制. ”

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2、

Evaluation of quality of the towing unit of an elevator by its torsional vibration.

转差频率控制的电梯拖动系统.

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3、

The hoisting mechanism: Stepless speed regulated and frequency control are used in the system.

悬挂机制: 无级调速调节和频率控制使用该系统.

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4、

The trolley mechanism: Stepless speed regulated and frequency control. Running with less impact and smoother operation.

电车机制: 无级调速调节和频率控制. 运行影响较小,更流畅的操作.

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5、

A discrete frequency control method is proposed for thyristorized static switch.

介绍了用于感应电机起动的离散频率控制方法.

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6、

Direct digital frequency synthesis ( DDFS ) is an advanced technique for frequency synthesis.

直接数字频率合成技术 ( DDFS ) 是一种先进的频率控制技术.

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7、

Classes to serve as canvas, painting a blue sky and birds.

以班服为画布, 画一片蓝天与飞鸟.

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8、

This paper describes the-loop expressions of the minimum energy control for the single-input linear digital system.

用两种不同的方法推导出单输入线性数字系统最小能量控制的闭环表达式.

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9、

A high-pressure pneumatic system experimental table was set up.

气动汽车走向实用的关键是能量控制系统的合理配置和高效使用.

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10、

The ASPC algorithm is based on a modification of the transmitted power update step size.

ASPC算法是基于改变功率控制步长的可变步长功率控制算法.

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11、

Features: Low power gate trigger circuits.

特点: 低功率控制极电路.

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12、

In addition , the Association will provide translation and other services upon request.

同乡会也将根据参会人员的要求提供翻释和其它帮助.

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13、

Ultrasonic motor position control.

超声电机位置控制.

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14、

The high-speed system offers unparalleled sample imaging and position control.

高速系统提供了卓越的试样图象和位置控制.

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15、

At present mostly magnetic bearings use the position sensors to realize rotor position control bearing system.

目前为了实现磁力轴承系统转子的位置控制,多采用位置传感器.

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16、

PID control based on iterative control compensation is used in position control part.

在位置控制部分,采用了基于重复控制补偿的PID控制方法.

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17、

A method of joint angle control of flexible manipulator is introduced.

介绍一种柔性机械手关节角位置控制的方法.

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18、

The 3161 governor is designed for speed control of diesel engines, gas engines, or steam turbines.

该3161总督是专为速度控制柴油发动机, 燃气发动机, 或汽轮机.

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19、

The governor provides extremely reliable speed control throughout the drive speed and temperature range.

总督提供了非常可靠的速度控制在整个驱动器的速度和温度范围.

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20、

Disconnect the throttle cable, speed control cable ( if equipped ) and transmission cable ( if equipped ).

断开节流拉索、速度控制电缆 ( 如果装备 ) 及变速器电缆 ( 如果装备 ).

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