频率曲线

And the frequency response function curve and preceding 10 modes frequency are obtained.

得到频响函数曲线及前10阶模态频率。

In this paper, the method of quantitative analysis is adpoted, and the index of information distortion degree is proposed. The information distortion problems of agricultural supply chain are described by the analysis of frequency response curve.

本文采用定量分析的方法，提出信息失真度的指标，通过对频率响应曲线的分析来描述农产品供应链中的信息失真问题。

And the device can generate pressure curve with different frequency and amplitude, which suits soil tri-axial test.

该仪器可以产生不同频率不同幅值的压力曲线，从多方面满足土工三轴试验的要求。

The calculated results indicate that the dynamic responsive flat curve, frequency an...

计算结果表明，基座动力响应曲线平缓，频率、振幅等均满足要求。

And each from of frequency respond to the curve are compared.

完全设计方法中我们利用函数直接设计出低通、高通、带通和带阻滤波器，并分别用巴特沃斯滤波器、切比雪夫滤波器、椭圆滤波器来实现，并比较了各自的频率响应曲线。

It is tested the time variety curve of output frequency and supply voltage in the flight process of bullet.

经过靶场试验，系统稳定可靠，操作方便，测试出了在弹丸飞行过程中涡轮发电机输出频率、供电电压随时间变化的曲线。

Lever and box outside a recording device connected to the box based on the time painted mice press the lever out of its frequency curve.

杠杆与箱外的一个记录装置相连，可以根据老鼠在箱内的时间绘出其按压杠杆的频率变化曲线。

The thermal degradation experiments were carried out for some combustibles such as plastic, hardboard, cloth, board, and thipywood which are common in buildings.

对建筑物中常见的几种可燃物：塑料、硬纸板、布料、三合板、木板等，进行了热解实验，给出了其失重曲线，并导出了热解反应动力学参数———活化能E和频率因子A。

The curve of third harmonic sound pressure level(SPL3)is alsoa "periodic function".The period length is about"first resonancefrequency" of the tube Δf=f0=c0/(2L).The magnitude of SPL3 canbe predicted by Coppens theory(with one of the parameters modified).

三次谐波声压级变化曲线为一"准周期"函数，周期长度为驻波管的第一共振频率值Δf＝f0＝C0/2L，用Coppens所推导的"共振"时公式，计算三次谐波共振峰的量值，表明仍存在差异，只有经过参数修正才能所得结果。

To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. In the measure of the groove voltage, the method of float-ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square Curvefit is adopted to reduce the system error.

铝电解生产现场电磁干扰非常严重，为此我们将需要测量的模拟信号就近转换为频率脉冲后再传送到控制核心；采用浮地接入方式消除槽电压信号中的共模成分；设计了量程自动切换电路以解决槽电压的动态范围宽和测量精度高的矛盾；用最小二乘法进行曲线拟和以降低测量的系统误差。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。