negative frequency的例句大全

logic '0' represented by a negative frequency deviation (of at least 115 khz, nominally 160 khz).

逻辑‘0‘由负向频率偏移（至少是115KHz，通常是160KHz）表示。

New signal processing method with negative frequency contribution for Coriolis mass flowmeter

计及负频率影响的科里奥利质量流量计信号处理方法

The precisions of ratio rectifying method is very rough when it was applied to the case of low frequency component, of which the reason was that the contribution from negative frequency not taken into the model.

采用比值法校正低频成分的参数精度比较低，其原因是模型中忽略了负频率成分的贡献。

this paper presents a new method for short-time frequency estimation with negative frequency contribution eliminated.

提出了一种实正弦信号的短时频率估计新方法。

A new signal processing method for Coriolis mass flowmeter is proposed, which is based on the recursive DTFT algorithm and considers the contribution of negative frequency.

基于DTFT递推算法，提出了一种计及负频率影响的科里奥利质量流量计信号处理方法。

Because the contribution of negative frequency is neglected in the algorithm, long convergence process exists when calculating phase difference between two signals of Coriolis mass flowmeter using sliding Goertzel algorithm.

采用滑动Goertzel算法计算科里奥利质量流量计信号的相位差时，存在较长的收敛过程，其主要原因之一是忽略了负频率成分的贡献。

We are everyday now in a blundering magnetic field, very much negative frequency is affecting us.

我们现在每天都在一个浮躁的磁场中，很多负面频率在影响我们。

Therefore the positive and negative reflection coefficients tend to appear with approximately equal frequency ( taking the case of a downgoing wave only).

因此，正、负反射系数出现的频率基本上是相等的（仅就下行波而言）。

negative refractive index medium has many special properties, such as abnormal refractive phenomena, self-compression effects, anti-doppler frequency move and abnormal cerenkov radiation. these properties provide new ways to control light and a good vision of application for people.

负折射介质具有许多独特的物理性质，即反常折射现象、自聚焦效应、逆Doppler频移和反常Cerenkov辐射等，这些性质为人们提供了控制光的全新手段，具有良好的应用前景。

This paper discusses the influence of line distribution capacitance on high frequency protection for directional negative phase-sequence and impedance elements, i. e. phase fault element and earth fault element.

本文将讨论线路分布电容对负序方向高频保护和阻抗元件（相间故障和接地故障元件）的影响。

Compared to WH-questions and yes-no questions, the frequency of negative uses of alternative questions is lower.

但同特指问句和是非问句相比，选择问表否定意义的使用频率要低一些。

There also exists a pronounced positive correlation to the first date of concentrated rainstorm period in Guangdong Province in April-June after 1986, but a negative correlation to the frequency of concentrated rainstorm period before 1977;

与广东降水集中期初日只有在1986年以后至今才具有显著的正相关，而与降水集中期次数却在1977年之前就具有显著的负相关；

Real space transfer transistor ( RSTT) is a novel N-type negative differential resistance semiconductor device which has some obvious characteristics, such as high frequency, high speed and controllable NDR.

实空间转移晶体管是一种新型N型负阻半导体器件，具有高频、高速、可控负阻等显著优点，可大大简化集成电路的复杂程度。

Methods: 120 pieces of normal epiderm were got by negative pressure suction and 22 cases patients vitiligo epiderm were wipe off by XH-ultra-high frequency cosmetic apparatus, then auto-transplant the normal epiderm to the vitiligo.

方法：采用XH超高频美容仪去除白斑区表皮，结合负压吸疱法在供皮区取皮的方法治疗22例白癜风患者，共移植皮片120片。

The frequency was 16.25% in HIV-1-negative Henan STD Han people but 15.44% in those positive ones ( P> 0.5).

MBP-54基因频率在河南汉族HIV-1阴性STD者中为：16.25%，阳性者中为：15.44%，（p>0.5）。

Comparing the middle and high dose groups of p-DCB mothball with the negative control, the micronucleus frequency was significant differences ( P < 0.05).

中、高剂量组与阴性对照组微核率比较，经统计检验差异有显著性。

according to the frequency excursion in power systems, this paper proposes a detecting method of harmonic negative current instructions.

针对电网出现的频率偏差，提出一种谐波负序电流指令的检测方法。

The connection between low temperature tempering parameters and hardness of the cold rolling work rollers after 50/ 250 Hz double frequency induction quenching is introduced A strong negative linear correlativity between the tempering parameters and hardness is shown by regressive equation computation

介绍冷轧工作辊经50/250Hz双频感应淬火后低温回火工艺与硬度的关系，揭示了二者之间的规律，并用回归方程计算方法阐明回火工艺与硬度之间存在强负线性相关关系

frequency chirps and spectra of chirped gaussian optical pulses in case of negative quintic nonlinearity

负五阶非线性下预啁啾高斯光脉冲的啁啾和频谱

the high frequency forms of refractive index and negative refractions are discussed.

讨论了折射率的高频形式，并对负折射现象进行了讨论。