quality factorQ是什么意思

网络释义

用法例句

A method to calculate the average quality factor value ■ of strata;

一种计算地层平均品质因数值的方法

Amplifying of the quality factor of AFM microcantilevers in liquid environment;

提高液体中AFM微悬臂梁品质因数的研究

Definition of the quality factors Q of parallel and serial resonant circuits according to the exchange of energy;

从能量转换的角度谈谐振及其品质因数Q值的统一确定

Based on the definition of Q factor,when the loss of inductor should be considered,the tie between the unloaded quality factor QP of LC resonant circuit and the intrinsic quality factor Q0 of inductor coil is:QP=Q20-1(1+1/Q0),QP=Q0,while Q01.

根据品质因数的定义,得出了线圈内阻不能忽略时,LC回路的空载品质因数QP与线圈固有品质因数Q0的关系:QP=Q20-1(1+1/Q0),当Q0 1时,有QP=Q0。

By way of a study on the near-surface seismic wave dual transmission mechanics,the paper discussed the relation between the Q factor and shothole depth,then according to the maximum seismic shot wave energy,maximum signal-to-noise ratio and shothole depth correlation curves of different area,different Q factor,worked out corresponding shot depth.

通过对地震波在近地表附近双源传递机理的研究,论述了品质因数与激发井深的关系,并根据不同地区、不同品质因数,其地震波最大激发能量、最大信噪比与激发井深的关系曲线,给出了相应的激发深度。

The microring resonator was fabricated by using CMOS compatible processes with 1 μm wide waveguides and 400 μm in radius,which has a high Q factor up to 20,000 and a Free spectrum range of 0.

经测量,其品质因数(Q值)高达20 000,自由光谱范围(FSR)为0。

Measurement of permeability and Q-factor of ferrite toroids;

铁氧体环的导磁率及其品质因数的测量

Obtained results show that a proper amount of mixed Bi2O3-Nb2O5 addition could promote effectively not only densification,decrease in grain size,and improve uniformity of crystalline grains,but also Q-factor of specimen.

结果表明:适量的Bi2O3-Nb2O5复合掺杂,既有利于细化晶粒、促进晶粒均匀致密,又提高了品质因数Q,其磁性能明显优于单独掺杂。

The quality factor (Q-factor) of the resonators is calculated and the affection of the photonic crystal s structure and the defect s geometrical parameters on the resonance characters are analyzed.

采用数值计算方法,模拟了具有二维光子带隙结构的太赫兹频段谐振腔的谐振模式场分布,计算了这种谐振腔的品质因数,详细分析了光子晶体结构、缺陷腔几何参量对谐振特性的影响·计算得到频率落在光子晶体禁带内的单一、高阶谐振模式,且缺陷腔横向尺寸越大,谐振模式的阶数越高·这种谐振腔具有很高的品质因数,腔体的纵向长度对品质因数的影响较大

The design thought of rising figure of merit for low voltage UDMOSFET is put forward,and on basis of which certain effect having on the device structure is analysed,for example,the balance between special resistant and break down voltage;the design consideration of parasitic capacitance;even getting optimum area.

对低压UDMOSFET的结构设计提出了要以提高品质因数为指向的思想,分析了对其产生影响的一些相关因素,如特征电阻和击穿电压之间的平衡,寄生电容的设计考虑,以及在满足上述条件下的面积优化。

Provides high Q characteristics in high frequency.

在高频率时提供高的品质因数()特性.

Study on the Quality Factor Control Technology of the Microcantilever;

微悬臂梁品质因数Q控制技术的研究

Amplify Method of Quality Factor of Micro Cantilever Based on FPGA

基于FPGA的悬臂梁品质因数提高方法

A Discussion on the Quality Factor Teaching in the Electronic Technology Course System;

电子专业课程体系中品质因数Q的教学探讨

Novel S-slot DGS with high quality factor

新型高品质因数S形缝隙缺陷地结构(英文)

An Improved Method for Measuring Quality Factor of Microwave Resonator

一种测量微波谐振腔品质因数的改进方法

Simulation Analysis of Quality Factor of Superconducting Receiving Coil for MRI System

磁共振成像超导接收线圈品质因数的仿真分析

DETERMINATION OF THE SHEAR STRESS VALUE AND THE QUALITY FACTOR OF THE MEDIA AT THE FOCUS BOTH BEFORE AND AFTER THE HAICHENG EARTHQUAKE

海城地震前后震源处剪切应力值和介质品质因数的测定

In this review of external software quality factors, we have encountered requirements that may conflict with one another.

在外部的软件品质因数的讨论中,我们已经遇到了彼此需求的冲突.

Computation of Quality Factors When Two Transformer Models Are lntroduced into High Frequency Tuning Loop

高频调谐回路引入两种变压器模型后的品质因数计算

Improving the quality factor of receiving system is an efficient path to it.

提高接收系统的品质因数,是探索减少干扰的有效途径。

A quality factor is somewhat like a craterpocked surface in a multidimensional space.

一个品质因数有点象多维空间中的一张布满洞穴的表面。

Test methods for the properties of piezoelectric ceramics material with the low mechanical quality factor

GB/T11320-1989压电陶瓷材料性能测试方法低机械品质因数压电陶瓷材料性能的测试

Here are the most important external quality factors, whose pursuit is the central task of object-oriented software construction.

这些是最重要的外部品质因数,其活动就是面向对象软件构造的核心任务.

Study on Composed Factors of Flavor Compounds and Some Genetic Parameters on Cucumber (Cucumis Sativus L.) Fruit;

黄瓜风味品质的构成因素及部分因素遗传参数的研究

the prime factors of a quantity are all of the prime quantities that will exactly divide the given quantity.

（质因数）在算术中因数为质数者称之为素因数。

The illustrations will be graded on quality of content; your grade will not be reduced for lack of artistic skill.

例证会按内容品质评分；你的分数不会因为缺乏艺术技巧而降低。

Shipped Quality and Quantity as Final

以装船的品质数量为准