The phase adder in the model is widely applied which could enable system to hold high frequency revolution, fast frequency switching, and easily digital modulating of the signal's phase and amplitude.
模块中的相位累加器，使系统具有较高的频率分辨率，可实现快速频率切换，很容易实现频率、相位和幅度的数控调制，有广泛的应用价值。
Servo motor has small start frequency, can quickly from the lowest revolution accelerated to the rated speed.
伺服电机有很小的启动频率，能很快从最低转速加速到额定转速。
ALC can be connected; revolution, speed and pressure can be adjusted by touchable screen and PLC program as required. Can be driven by ac frequency conversion electric machine.
根据用户要求，可与ALC(频率监控仪)的连接，可以采用触摸屏与PLC程序控制，可以采用交流变频电机驱动。
Servo motor have small start frequency, can quickly from the lowest revolution accelerated to the rated speed.
伺服电机有很小的启动频率，能很快从最低转速加速到额定转速。
An overview of the research conducted in the area of linear and nonlinear vibrations in the turning-point frequency range of loudspeakers and revolution shells is given in chapter 1.
第1章回顾了扬声器和旋转薄壳在转点频段的线性和非线性振动，发现旋转薄壳转点问题中尚有若干问题有待进一步研究。
In this system, a frequency-adjustable ultrasonic drive signal is made by computer, then based on the motor 's revolution number, system can automatically find the syntonic frequency of motor.
在此系统中，首先使用计算机来产生一个频率可调的超声波驱动信号，然后通过对马达转数的检测，系统得到压电超声马达的最佳谐振频率值。
Then the author analyses the effect of the frame vibration and tries to make the natural frequency of vibration beyond the range of engine revolution rate.
分析了发动机振源对车架振动的影响，使车架主要模态的自振频率避开了发动机转速范围；
Mixing: frequency control, scraper, adopting unique revolution plus rotation way, more homogeneous mixing, scraping the pot more thoroughly, can effectively control certain material paste pot.
搅拌：变频调速，刮板独特，采用公转加自转的方式，混料更均匀，刮锅更彻底，可有效控制某些物料糊锅的问题。
The condenser pump frequency conversion revolution of thermal Power generator Units is a technical direction for energy-saving of the power industry.
火力发电机组凝结泵变频改造是电力行业节能降耗的一个技术方向。
The machine adopts revolution and rotation synchronous agitation modes, to ensure the food ZhaZhi evenness, preventing food for extrusion and mutual adhesion, mixing system USES frequency conversion.
本机采用公转与自转同步的搅拌方式，保证了食品炸制的均匀性，防止食品因挤压而相互粘连，搅拌系统使用变频调速。
The electric appliance partially USES the frequency control, the PLC program control, and the revolution is steady, safe and reliable.
电器部分采用变频调速、PLC程序控制，运转平稳，安全可靠。
By this Method, the natural frequency of revolution with geomeric axisymmetric imperfections was computed for two kinds of boundary conditions: one is fixed, the other is elastically supported.
计算中考虑了两种边界条件：一种是固定支承的；一种是弹性支承的。
The condenser pump frequency conversion revolution plays a key role in the condensed water system automatic control loop.
凝结泵变频改造对凝结水系统中的自动控制系统影响很大。
The condenser pump frequency conversion revolution plays a key role in the condensed water system automatic control loop.
凝结泵变频改造对凝结水系统中的自动控制系统影响很大。
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