starting frequency的例句大全

Starting from the definition of frequency curves, the theoretical frequency curves are obtained, Its practical uses are discussed.

本文从频率曲线的定义出发，推导出理论频率曲线。然后对理论频率曲线的实际应用进行详细探讨。

In this paper, the wireless data radio takes the GPS differential positioning as a starting point, takes the FSK modulation mode, can complete the wireless transmission of data in S frequency band with the time division duplex operation mode.

本文设计的无线数传电台以用于GPS差分定位为出发点，采用FSK的调制方式，能在S频段以时分双工的工作模式完成数据的无线传输。

Time frequency information of starting period is very useful to diagnosis of electric motors.

电机起动过程中有关电机状态时频信息对电机故障诊断有很大的作用。

Dynamic benefits come from its fast starting and flexible operation, including frequency regulation, synchronous condenser operation, fast coverage of steep load gradient and synchronous spinning reserve.

动态效益则是由于蓄能电站启动迅速、运行灵活，在承担系统调频、调相、负荷调整和紧急事故备用等动态任务，满足系统动态运行需要而产生的经济效益。

after the structural interpretation of post-stack seismic section, non-isotime extrapolated wave impedance inversion of target horizon is made, starting from borehole-side trace, to achieve seismic inversion operation of the same horizon under a restriction of equal low frequency background.

对叠后地震剖面进行构造解释后，再从井旁道出发对目标层段进行非等时的外推波阻抗反演，使用相同层位的地震数据能够在相同低频背景的约束条件下进行反演运算。

Study on frequency modulation starting and its features of Huizhou Natural Gas Turbine Combined-Cycle Power Plant

惠州天然气发电厂变频启动调速过程及特点

Based on the characteristics of FPC, two starting methods called serial rotor resistance start and frequency conversion start are selected and analyzed in details. Both of two methods adopt direct cut-in mode.

根据FPC自身的特性，选用了转子串电阻启动和直接变频启动这2种启动方法，并进行了详细的理论和数字仿真分析。

A method of starting the synchronous motor with the static variable frequency is presented on the basis of analyzing the current start control method of the synchronous motor.

在分析现有同步电动机启动控制方法的基础上，提出同步电动机静止变频启动方法。

Synchronous Motor Frequency Starting Controlling System

同步电动机变频启动控制系统

For the problem that asynchronous motor starting generates a great current impact, this paper presents speed open-loop constant proportion of voltage to frequency control method.

针对异步起动过程中定子绕组产生过大冲击电流的问题，提出了逐级变频的转速开环恒压频比控制同步电动机软起动方法。

But how to solve the windlass's over landing starting is purposed and AC-AC variable frequency is given.

本文的目的是解决卷扬机的重载起动，通过交-交变频的方法来实现。

Soft Starting and Timing of Frequency Conversion on Alternating Current Motor

交流电动机的软启动与变频调速

The spectral function P(ω) of the spin pair correlation function in a coupled quadrupole system are evaluated using the pade approximation starting from the exact derivation of frequency second and fourth order moments at high temperature limit.

精确计算出四级耦合系统中高温极限情况的二阶、四阶级矩，在Pade近似下获得自旋对关联函数的谱函数P（ω）。

Through starting DDS, the output of corresponding frequency is steady at level of about 6V after sending the data of RAM to DDS, and then data are sent to LED for display.

通过启动DDS，把内存缓存区的数据送到DDS后输出相应的频率，使输出信号峰-峰值稳定在6V左右，并送到LED（发光二极管）显示器进行显示。

This paper reports on the experiment of determining the force-feeding starting time and frequency and the method of preparing corn in the production of goose-fat-liver with Jilin goose.

本文研究了利用吉林省本地鹅生产肥肝鹅的开填日龄、日填次数、玉米的调制方法。

study on medium frequency inverter starting arc unit

中频逆变式脉冲引弧器的研究

considering the conservation of energy and the features of connecting the dc power via rlc series circuits, this paper discusses the working principle of electronic ballasts and works out a formula for calculating the frequency at the starting time and daring normal working hours.

从能量观点及利用RLC串联电路接通直流电源瞬态特性，阐述电子镇流器的工作原理，推导启动瞬间及正常工作时频率计算公式。

Application study is made by starting with variant frequency the diesel engine set of diesel locomotive.

通过变频启动内燃机车柴油发电机组试验对该方案进行了应用研究。

The slewing mechanism: Stepless speed regulated and frequency control make starting and braking.

回转机制: 无级调速调节和频率控制使启动和刹车.

Apply imported frequency converter, high frequency arc starting, high rate of success.

采用进口变频器件, 高频引弧, 成功率高.