查询词典 division of amplitude

Characterization of the nature of the forced vibration amplitude of the forced vibration frequency and phase frequency characteristics (amplitude and phase frequency characteristics).

表征受迫振动的性质是受迫振动的振幅频率特性和相位频率特性。

One, the physical quantity that the fundamental point that the physical quantity that describes mechanical vibration and mechanical wave is proposition of the university entrance exam describes physical quantity of simple harmonic motion to the; such as amplitude, periodic, frequency, speed, acceleration, phasic, phasic difference describes mechanical wave has amplitude, wavelengh, velocity of wave, periodic, frequency to wait.

一、描述机械振动和机械波的物理量是高考命题的基础点描述简谐运动物理量有振幅、周期、频率、速度、加速度、相位、相位差等；描述机械波的物理量有振幅、波长、波速、周期、频率等。

Loser here is the frequency spectrum of the distribution curve, complex oscillation amplitude is decomposed into different frequency and different harmonic oscillation, the oscillation amplitude harmonic frequencies arranged in accordance with the graphics is called the spectrum.

在这里输频谱就是频率的分布曲线，复杂振荡分解为振幅不同和频率不同的谐振荡，这些谐振荡的幅值按频率排列的的图形叫做频谱。

A real signal can be fitted by a harmonic signal series to calculate the amplitude spectrum and phase spectrum.The relationship between the coefficient,phase angle of the harmonic signal and the amplitude spectrum,phase spectrum of the bispectrum is calculated by Fourier transform.

一个实信号可以用一个谐波信号序列来拟合，计算实信号的双谱，通过Fourier变换推算出谐波信号的系数和相位角与实信号双谱振幅谱和相位谱之间的关系，可以实现信号重构。

Results from whole-cell patch clamp showed: 1 BmK Ⅰ(α-like neurotoxin) was found to prolong the duration of action potential and promote the amplitude of action potential. The effects could be attributed to the selective action of BmK Ⅰ on the TTX-S Na〓 channel: slowing the inactivation process of Na〓 channel, increasing the amplitude of peak Na〓 currents; 2 BmK abT, a new-type neurotoxin with higher sequence homology to β-type scorpion neurotoxin, was found to slow the inactivation process of Na〓 channel and prolong the duration of action potential in DRG neurons.

全细胞膜片钳研究发现：1）类α型哺乳动物毒素BmK Ⅰ可延长部分DRG神经元全细胞动作电位的时程，增加动作电位的幅度，这些效应可归咎于BmK Ⅰ选择性地作用于DRG神经元TTX—S钠通道，延缓TTX—S钠电流的失活化相，峰钠电流幅度增加；2）BmK abT，一个与β型毒素同源性较高的新型蝎毒素可抑制DRG神经元全细胞钠电流失活化过程，使动作电位时程增加。

The wavelength and amplitude of the buckling deformation were deduced. It can be concluded that the Young's modulus of epidermis, dermis and hypodermis tissues had great effect on the wavelength and amplitude.

给出了屈曲波长和振幅的计算公式，并对结果进行了分析，可看出真皮及皮下组织的弹性模量对皱纹的波长和振幅影响较大。

It gives an amplitude spectrum as the inverse of a biased amplitude spectrum of the CHF, and a phase spectrum as the phase spectrum of the CHF.

该滤波器的振幅是圆谐滤波器的振幅谱加偏移量后的逆函数，位相是圆谐滤波器的位相谱。

The Langford system, which is the same as the Chen and Chua\'s system in being 3D system but different from them in amplitude control application, can be controlled in amplitude of limit cycle directly and effectively and the control gains can be optimized conveniently.

不同于对Chen系统和Chua系统的幅值控制，对于同样是三维的Langford系统，其极限环的幅值控制更加直接而有效，便于实现控制增益的优化设计，而且，对于给定的幅值控制目标，可直接针对原系统进行控制器设计。

The result of analysis of maize quality indicates that under enhanced UV-B radiation, there is different influence on the percentage composition of soluble sugar of different varieties, and the tendency and amplitude of content variation of glucose, levulose and sucrose are different. The percentage composition of starch decreases, and lysine and protein increase. The variation tendency and amplitude of the protein with differentsolubility are different. The change of chemical quality in maize seeds is marked, and the effects of UV-B radiation are different with different maize variation.

UV-B增加对玉米品质影响的分析表明：UV-B增加处理下玉米的可溶性糖百分含量的变化不同的王米品种有着不同的表现，且葡萄糖、果糖、蔗糖变化的趋势及幅度也是不同的；淀粉百分含量是降低的；赖氨酸及蛋白质的含量比对照组要高；不同溶性的蛋白质受到影响后其变化趋向及幅度均不相同，玉米籽粒化学品质的变化是显著的；不同的玉米品种受到UV-B增加的影响后，其变化是不同的。

It is shown by test results that at a given equivalent stress amplitude the constant amplitude fatigue life follows the lognormal distribution.

结果表明，在同一应力水平下，所用试样的常幅疲劳寿命服从对数正态分布。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。