Some are not noticeable, but the most important one is that the earth's electrical frequency has risen in the last 10 years from 7.8 HZ to 12 HZ.
有些事情我们无法注意到，但最重要的一件事情就是地球的电频率已经由过去10年间的7.8赫兹上升到12赫兹。
Based on the above, we intend to develop a mine explosion-proof electrical frequency of integration in order to meet the needs of various types of coal production.
根据上述情况，我们拟研制一种矿用隔爆变频一体化电机，以满足各类煤矿生产的需求。
Specifically, it exploits a phenomenon called resonant coupling, in which metal coils that resonate at the same electrical frequency can exchange energy particularly efficiently.
具体就是运用了一个叫做谐振耦合的现象。在此现象中，以相同频率随着电子频率一起振动的金属线圈能够高效的传输能量。
The wafer is a piezoelectric resonator, expanding and contracting in response to electrical voltages at a precise, extremely high frequency.
该晶片是一个压电谐振器，以精准而极高的频率对电压作出反馈，进行放大和收缩。
Transducers are made from arrays of tiny piezoelectric structures that convert electrical signals into ultrasound waves by vibrating at an appropriate frequency.
换能器由阵列微压电结构组成，这种压电材料在合适频率下的振动能够将电信号转换成超声波。
The microwave transistor laser model is very accurate for predicting frequency-dependent electrical and optical properties.
微波晶体管激光模型可以非常准确的预测频变电和光的属性。
Electrical characteristics may vary depending on changes in temperature and frequency. Please consider this variation when you design circuits.
设计线路板时应考虑到电容器的电性能可能随温度和频率的变化而变化。
In the field of electronic technology, the frequency is basic parameter, frequency of Detection and many of the measurement of electrical parameters have a very close relationship.
在电子技术领域内，频率是一个最基本的参数，频率的检测与许多电气参数的测量都有着十分密切的关系。
An Electrical Surface Treatment system consists of high frequency generator, high voltage transformer and treating electrodes.
电气表面处理系统由高频发生器，高压变压器和治疗电极。
Electrical factors can be adjusted by setting up serial mainboard parameters and frequency converter parameters.
电气因素由串行主板参数和变频器参数设置调整。
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.
在现有计算机内存和运算速度条件下，电性各向异性地层中频率域电磁响应的数值模拟是一个难点。
Inverters can also automatically event of the failure of the faulty electrical switch to the state of emergency frequency.
也可以在变频器发生故障时自动将发生故障的电机切换到工频状态应急工作。
Consisting of a rectifier, charger, battery bank, inverter, monitor and other devices, UPS can offer the energy storage with constant voltage and frequency power source for the electrical load.
UPS是一种以整流器、充电器、电池组、逆变器、监控器等装置组成的、能够为电气负载提供恒压恒频电源的储能设备。
The performance for the frequency modulation of electrical feedback optical transmitters is presented.
本文研究了电反馈光发射机的频率调制特性。
This paper discusses the necessity of setting up the high frequency electrical knife safety system and its functions of the output frequency control, the time control and the self-test.
本文介绍建立高频电刀安全保障系统的必要性，以及该系统应具有的输出频率检测，时间检测和自检等功能。
A novel method of pattern recognition and fault diagnosis in electrical machine based on the wavelet-neural network is proposed according to the frequency spectrum characteristics of vibration signal.
针对电机振动信号的频谱特点，提出基于小波神经网络技术的电机故障模式识别与诊断的新方法。
Aim: To detect effect of the different frequency of chronic electrical stimulation (CES) on myofibrillar isoform, myosin heavy chain (MHC) and metabolic enzyme activities.
目的：探讨不同频率慢性电刺激对膈肌肌纤维亚型、肌球蛋白重链(mhc)亚型和代谢酶活性的适应性变化的影响。
This article analyzes the plant electrical signal in time domain and frequency domain by using the statistical analysis method.
应用统计分析方法对植物电波信号进行了时域和频域上的分析。
Objective: To approach the feasibility of the three-dimensional positioning and navigation with regular catheter electrodes in intracavitary with a low-frequency electrical field.
目的：探讨基于低频电场方式进行心腔内三维定位导航及心内膜重构的可行性。
Wavelet packets with the advantage of time frequency zoom is used in this paper to decompose the post fault transient electrical quantities by the proper frequency span.
应用在时频空间皆具有良好聚焦特性的小波包，以适当频率带宽，对故障后暂态电气量进行分解。
In this paper, the influence of two depolarizers on high-frequency electrical performance of wet tantalum capacitors is studied.
研究了两种去极化剂对液体钽电容器高频电性能的影响。
Objective: To explore effect of high-frequency electrical stimulation of extracellular (high frequency stimulation, HFS) on morphology and metabolism of sympathetic PC12 cells.
目的：研究细胞外高频电刺激(HFS)对PC 12类交感神经细胞的形态及代谢水平的影响。
When electrical current stimuli of predetermined frequency and amplitudes are applied on a subject, an amplifier is employed to monitor the subject's galvanic skin response (GSR).
当向被试施加特定频率、幅度的电流刺激时，被试的皮肤电流响应信号由一个放大仪客观地记录下来。
High frequency inductive components - Non electrical characteristics and measuring methods - Part 1: fixed, surface mounted inductors for use in electronic and telecommunication equipment.
高频感应部件。非电气特性和测量方法。第1部分：电子和电信设备用固定的表面安装感应器。
Describes the experience to maintain GD350 series high frequency electrical knife and sum up the phenomena, analysis and troubleshooting of common failures.
介绍了维修gd350系列高频电刀的经验，对出现的常见故障现象、分析及处理进行了归纳整理。
This paper introduces application and developing tendency of AC speed control technique by changing frequency in crane's electrical diving of port and Marine based on potential energy load.
文章主要介绍具有位能性负载特点的港口及船舶起重机械电气传动中交流变频调速技术的应用及发展趋势。
A kind of high frequency pulse electrical source at the need of electromagnetic ultrasonic experiments is presented.
针对电磁超声实验对脉冲电源的需求，研制了一种高频脉冲电源。
A kind of high frequency pulse electrical source at the need of electromagnetic ultrasonic experiments is presented.
针对电磁超声实验对脉冲电源的需求，研制了一种高频脉冲电源。
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