用设计的电路进行了时间间隔模拟放大测量,测量结果和理论计算基本一致。
The simulated measurement is carried out by designed time amplifying circuit. The measurement result is basically in agreement with that of theory analysis.
在一次实验中的某个精确时刻,谐振器可能同时处于其放大和收缩状态;一次单一测量迫使其“选择”处于何种状态。
At a precise moment during one trial, the resonator might be both in its expanded and its contracted state; a single measurement forces it to "choose" which state to be in.
这是个很好的方法,来放大影响并测量它。
So it is a wonderful way to magnify the effect and to measure it.
我们用矢量图形程序测量了横截面的放大照片,在下图中可以清晰的看到割断绳子的锋利边缘。
An enlarged photo of the cross section cut was then traced with a vector graphics program.The sharp edges, one of which severed the rope, are clearly shown in the illustration.
在中间尺度上,量子效应偶尔会被放大以致可被观察到,例如我们在测量放射性衰变的时候。
At an intermediate scale, however, they areoccasionally amplified to become observable, for example when wemeasure radioactive decay.
本文回顾了已知的正交场放大管(CFA)噪声性能的实际测量数据,并且讨论了脉冲调制的CFA在脉冲多普勒雷达中的有用特性。
The known actual measured noise characteristic data of CFAs are reviewed, and the usefulness of pulse-modulated CFAs in pulsed Doppler radars are discussed in this paper.
高功率双包层光纤放大器在光纤传感、光纤通讯、光谱测量和惯性约束聚变等领域有广泛应用。
High power double -clad fiber amplifiers have widespread applications in fiber sensing, fiber optical communication system, spectral measurement, inertial confinement fusion, and so on.
仪器采用吸光光度法测量原理,在测量方法上避免了模拟对数放大与运算;
With the measurement principle of spectrophotometry, the analyzer calculates absorbency by software . avoiding the mathematical formulas of logarithmic ratio amplifiers.
用DAC芯片程控信号调理电路的放大倍数,提高了系统的测量范围。
By changing the amplification multiple through DAC signals, the measurement range of the system is improved.
另外,设计两路温度信号经过同一个放大电路确保了进回水温差的准确测量。
Furthermore, two temperature signals are amplified via the same amplification circuit that ensure to measure difference in temperature exactly.
研究表明:放大倍数和测量码尺的选择因材料结构而异,对测量结果影响很大。
It demonstrates: the selection of magnifying multiple and measuring size are different to material structure, and the measured result is greatly influenced.
这种方法零件的加工公差按装配精度要求的允许偏差放大若干倍,对加工后的零件测量分组,对应的组进行装配,同组可以互换。
In this method, the machining tolerance of parts can be enlarged several times according to the allowable deviation of assembly precision requirement.
切口边缘被投影器放大了,目的是方便测量和观察。
The cut edge is magnified with a projector to aid measurement and visual inspection.
该文介绍的用测微目镜将干涉条纹放大,再进行测量的方法很好地解决了这个问题。
A method that prior to measurement the fringes are amplified by using micrometer eyepiece is presented in this paper for resolving the problem.
DICOM文件与BMP文件的转换:DICOM图像测量、分割、增强和局部放大等功能。
Conversion of DICOM file and BMP file; DICOM picture measurement, cuts apart, strengthens and such functions as the part is enlarged.
在现代功率测量中,射频脉冲峰值功率的测量广泛应用于如发射机的发射功率、微波接收机的灵敏度、放大器的增益等测量方面。
In modern power measurement, the measurement of the pulse of radio power has been widely used as the transmitter power, the delicacy of microwave receiver, the plus of amplifier and so on.
光信号用锁定放大器放大,进行动态测量。
其测量信号是经过TA末屏电压信号放大器引入谐波信号数字测量分析系统的。
Its measurement signal is to lead into harmonic signal digital measurement analysis system via ta end screen voltage signal amplifier.
设计了一个测量放大器电路,它由差动放大电路、共模抑制电路、双端单端转换电路和程控增益放大电路组成。
A measurement amplifier circuit is designed, which consists of circuits of differential amplifier, a common-mode rejection, double-end and single-end conversions and programmed gain amplifier.
但是短线路在两相短路时,由于测量电压的误差会放大,可能引起距离保护的超越。
Because the voltage measuring error increases when phase to phase short circuit occurs, distance relay protection will act improperly.
系统包括CCD驱动脉冲产生电路、低噪声测量放大电路、自适应比较电路、单片机控制电路以及上位机处理程序。
The system consists of driving pulse generating circuit for CCD, instrumental amplifier with low noise, MCU controlling circuit and PC program for dealing with the data conveyed by MCU.
自光电倍增管而下测量系统由脉冲放大、整流、积分和计数器等组成。
The measuring system consists of a pulse amplifier, a rectifier, an integrator, and a pulse counter.
在低噪声放大器噪声线性的基础上,介绍了负载温度可变法,用于测量低温低噪声放大器的噪声。
On the basis of the noise linearity of low noise amplifier(LNA), the variable load temperature method is introduced to measure noise properties of cryogenic LNAs.
本文提出一种利用低频锁相放大器测量高频信号的混频-锁相检测技术。
The mix-lookin detection technique for high frequency signal measurement with low frequency look-in amplifier is presented.
这个测量放大器是设计安装在控制机箱内,也可以安装在由挤压型材制成的顶帽式导轨外壳的承载轨上。
The measurement amplifier is designed to be installed in a control cubicle and can be put on a carrying rail in a top hat rail housing made of extruded sections.
本文介绍一种基于频率变换的时间放大技术,可用于正弦周期信号的相位精确测量或延迟时间测量。
This article introduces a technology of time amplifier based on frequency converter. It can be used for phase detection of sine period signal or determination of time delay.
提出了一种用小功率宽带光源较精确测量光纤放大器小信号增益谱的方法。
In this paper, a method evaluating small signal gain spectrum of optical fiber amplifier only using a small power broadband light source was proposed.
相位差放大技术(PDA)是干涉测量领域里一种提高相位分辨率和测量精度的手段。
Phase difference amplification (PDA) was proposed as a means of improving phase resolution and accuracy in interferometric measurement.
利用卧式后坐装置、磁电式速度传感器、测量放大器、瞬态波形记录仪及计算机组建了一套水下发射装置后坐能量测试系统。
Recoil energy measuring system of a underwater launcher is formed by means of horizontal recoil device, electromagnetic velocity sensor, measuring amplifier, transient waveform recorder and computer.
利用卧式后坐装置、磁电式速度传感器、测量放大器、瞬态波形记录仪及计算机组建了一套水下发射装置后坐能量测试系统。
Recoil energy measuring system of a underwater launcher is formed by means of horizontal recoil device, electromagnetic velocity sensor, measuring amplifier, transient waveform recorder and computer.
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