This paper introduces the principle of frequency changing method of grounding resistance measurement, the structure of frequency conversion measurement apparatus and data process method.
介绍了变频法测量接地电阻的原理、接地电阻变频测量仪的结构、数据处理方法和实测结果。
Consider a warehouse that's changing from a manual "print and select" method to an automated Radio Frequency Identification (RFID) or wireless barcode system.
请考虑一个从手动的“打印和选择”方法更改为自动无线频率识别(Radio Frequency Identification,RFID)或无线条形码系统的仓库。
By using a numerical method, the effect of changing in magnetic field upon vibration frequency and coefficient of reduction is presented.
最后给出数值结果，表明磁场的变化对振动频率及衰减系数的影响。
And it presents a efficacious method to enhance precision of real time control, which changes value of clock interrupt frequency by changing divided frequency of system tinier.
同时给出了一种提高实时控制精度的有效方法，即通过改写系统定时器的分频值达到改变定时器时钟中断频率的值。
The natural frequency of oil derrick changes with the changing of the load it bears on, this character of oil derrick is the theoretical basis for establishing the dynamic evaluating method.
石油井架的固有频率随所受荷载的变化而变化这一特性，是建立石油井架承载能力动态测评方法的理论依据。
The main strength of wavelet analysis is that it can divide data-changing frequency infinitely and it is then possible to use according prediction method in the different frequency band.
本文中使用小波变换的主要优点是它可无限分频的能力，可以将具有不同变化规律的因素造成的价格波动变化分离出来，从而为针对性的寻找预测方法和规律提供了可能；
The main strength of wavelet analysis is that it can divide data-changing frequency infinitely and it is then possible to use according prediction method in the different frequency band.
本文中使用小波变换的主要优点是它可无限分频的能力，可以将具有不同变化规律的因素造成的价格波动变化分离出来，从而为针对性的寻找预测方法和规律提供了可能；
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