Specifically, the convergence rate of coefficient estimate is obtained in constant amplitude case.
特别地,对于常数振幅情形,得到了多项式系数估计的强收敛速度。
This process of reducing a complex load history into a number of constant amplitude events is termed cycle counting.
这一将复杂载荷历程简化为一些恒幅事件的过程,称为循环计数。过程,称为循环计数。
The nonlinear elastic hysteresis behaviour of granite is studied based on experimental results under constant amplitude cyclic loading.
通过花岗岩常幅循环加载试验,分析岩石的非线弹性滞后特性。
The continuous phase modulation has the constant amplitude and its phase is continuous, which make the signal has a very good power spectrum.
连续相位调制由于其具有恒定包络幅度且对任意的调制信息序列能保持信号的相位连续,从而能够有效的改进信号的频谱特性。
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。
When presented with long depolarizing current pulse of constant amplitude, most of the neurons exhibited pronounced adaptation of spike frequency.
在受到长的强度不变的去极化电流时,多数神经元表现出明显的锋电位频率适应。
In this paper, the stress-strain analysis and life prediction for the notched shafts were studied under multiaxial constant amplitude proportional loading.
本文针对多轴比例恒幅加载情况下的缺口件进行了应力应变分析和寿命预测研究。
SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves.
(正弦脉宽调制)是由控制回路产生一组等幅而不等宽的矩形脉冲列,用来近似正弦电压波。
Our patented laser source utilizes constant amplitude correction and wavelength calibration to deliver a source performance that is unmatched in the industry.
设备中所应用的激光源经过恒定振幅校正与波长校正,在业内而言性能首屈一指。
Finally, the effect of different maximum depth and length of the dent on the fatigue life of dented riser under the constant amplitude fatigue loads was studied.
最后分析在恒幅疲劳载荷作用下,不同的最大凹陷深度和凹陷影响区域的长度对楔形凹陷立管的疲劳寿命的影响。
The damage variable is defined as the residual strain of concrete under constant amplitude fatigue loading, and the law of cumulative damage and its evolution are obtained.
由等幅疲劳残余应变,定义了损伤变量,得到了相应的损伤积累和演化规律。
A constant amplitude triangular-wave generator is shown in Figure 27. This circuit provides a variable frequency triangular wave whose amplitude is independent of frequency.
图27所示电路是一个幅值固定不变的三角波发生器。该电路产生频率可变的三角波信号,但其幅值与频率无关。
Preliminary experiments show that the smart ultrasonic generator based on the new method can quickly and accurately frequency track, and can work well with constant amplitude control.
实验结果表明,研制的智能超声波发生器频率跟踪迅速准确,并能实现振动系统的恒定振幅控制,可以实现振动系统的自动运行。
At first, hardware circuit of the system has been designed, including minimum system of DSP, sampling pretreatment, dead zone formation, constant amplitude control and display circuit.
本文首先设计了系统的硬件电路,包括DSP的最小系统电路、采样预处理电路、输出信号死区形成电路、恒幅控制电路和显示电路。
A new type of random program constant amplitude load spectrum is introduced, which is used in laboratory simulation test and life prediction of tractor components under random loading.
本文介绍了一种新型的随机程序载荷谱,以用于拖拉机零部件在随机载荷作用下的室内模拟试验与寿命预测。
The piezoresistivities of SCFC under monotonic compressive loading, cyclic loading with increasing amplitudes, cyclic loading with constant amplitude and the dead loading are investigated.
研究了SCFC的压敏特性,得到了SCFC在单调受压荷载、等幅循环荷载、不等幅循环荷载以及持续荷载等过程中的电阻变化规律。
According to the given experimental constant amplitude fatigue life group data, the three parameter exponential function equation can be adopted to describe the constant fatigue P-S-N curve.
对于给定的等幅疲劳成组试验数据,利用三参数幂函数方程来描述P - S - N等幅曲线。
GMSK schemes typically transmit in a saturated mode in which transmitted data is output from the pa with a constant amplitude as measured by power versus time during the useful part of the burst.
GMSK方案一般在饱和模式下进行发射,其中在脉冲串的有用部分期间,功率放大器以功率幅度不随时间变化的方式发送数据。
CPM consists of a large family of signals that are especially suitable for wireless communication, and the common characteristics of these signals are their constant amplitude and continuous phase.
CPM信号包含大量的信号形式,它们的共同特点是信号包络恒定、相位连续,尤其适合于无线通信。
This is a constant - amplitude wave which is essentially the same on the conjugate image plane.
这是一个振幅恒定的波,在共轭的象平面上也是如此。
Digital, Digital refers to a signal whose amplitude remains constant for a finite period of time. Digital signals are commonly represented as a series of high and low pulses.
数字式,指一种信号。该信号在一定的时间内,振幅保持不变。通常由一系列的高低脉冲表示。
It has the same transmission constant as the exciting mode, but its amplitude reduces at the decreasing ratio of core radium.
它具有与激励模相同的传输常数,但幅度却以芯径渐缩的速率衰减。
This paper discussed the fatigue strength of single-spot-welded joints under constant and variable amplitude loading. The fracture mechanics was also used to analyse the experimental results.
讨论了恒幅及变幅载荷作用下,拉剪点焊接头的疲劳性能,并应用断裂力学对实验结果进行了分析和整理。
Experimental studies for crack growth of stiffened panels with multiple cracks were performed under both constant-amplitude load and program block spectrum load.
进行了恒幅谱载荷及程序块谱载荷下加筋板多裂纹的扩展试验研究。
Measuring the dynamic strain involves the constant modification of gain, as determined by the signal amplitude. This practice suffers from the complex test and the low accuracy.
在动态应变信号测试中,经常需要根据信号的幅值不断调整放大器的放大倍数,测量电路复杂,精度低。
The device Adopt the constant-ratio electric circuit and time-amplitude conversion, the accuracy of delay time raised biggest.
采用恒比定时电路以及时幅转换显著提高了对延迟时间的测量精度。
The fatigue behavior of concrete under axial tension with constant and variable amplitude cyclic loading is investigated.
基于室内试验,研究了混凝土在等幅和变幅重复荷载作用下的轴拉疲劳性能。
To design and manufacture a constant-source with adjustable amplitude value and the test system, and to realize the examination of zener diode voltage drift parameter, is very important.
设计制作出一个幅值可调的恒流源及其测试系统,实现稳压二极管电压漂移参数的检测,至关重要。
Temperature distribution and its amplitude of the sensor under constant current excitation are simulated with finite element method.
用有限元方法模拟了恒流加热方式下气压对传感器温度分布和温度大小的影响。
Temperature distribution and its amplitude of the sensor under constant current excitation are simulated with finite element method.
用有限元方法模拟了恒流加热方式下气压对传感器温度分布和温度大小的影响。
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