查询词典 difference frequency

Among happy things of pupils in town and country,amusement,care from parents,creature comfort and study were mentioned most frequently,but the frequency of care from parents,study and amusement mentioned had significant difference in town and country.

1以往幸福感的研究，主要集中在中老年人和大学生群体，对小学生的研究，特别是由于区域差异所致的幸福感不同的研究较少。

Phenological observation data of plant communities from 1982 to 1996 at 5 sites and a method for phenological cumulative frequency modeling were used to determine the beginning dates of local phenological seasons and their corresponding threshold values of normalized difference vegetation index in each year.

利用1982～1996年5个站点的植物群落物候观测数据和物候累积频率拟合法，划分各站逐年的植被物候季节，并确定各季节初日对应的当地归一化差值植被指数阈值。

The results show that for weak driving, the population difference displays damping coherent oscillation and/or damping quantum beat, depending on the initial preparation. The coherence exhibits damped oscillation with Rabi frequency.

结果表明：当系统和环境的耦合较弱时，变化初始条件，粒子束翻转是阻尼的相干振荡，相干性以Rabi频率阻尼振荡。

In this paper,the in- fluence of the coupling aperture on the sound energy decay and coupling constant in the primary room is investigated by means of the finite-difference time-domain method,and the investigation is limited within the low-frequency range.

文中运用时域有限差分法，在低频范围内模拟了耦合窗面积的改变对主厅中不同位置的耦合常数和声能衰减的影响。

Examines the impact of frequency difference on synchronous and demodulation, and gives...

研究了频差对同步和解调的影响，提出了解决方案。

Near the bifurcation point, the linear stability of difference differential equation which describes acoustooptic bistable systems is analyzed, the expression of resonance frequency and amplification multiple are given.

在分岔点附近，通过对描述布拉格型声光双稳系统的差分－微分方程进行线性稳定性分析，得到了系统对小信号放大时的共振频率，给出了放大倍数的表达式。

At very low frequency or low interchannel phase difference, this equation can be simplified to the result of Makita theory.

在极低频或通路间相位差较小的情况下，它将简化为Makita理论的结果。

The seismic wave field simulation method for optimizing finite difference operator in frequency-space domain is discussed.

讨论了频率–空间域优化有限差分算子地震波场模拟方法。

The difference of discharge frequency of sensitive distention neurons, before and after distention, was not significant.

微量注射9 g/L NaCl前后胃扩张敏感神经元放电频率的改变差异无统计学意义。

The only difference would be that the electrically transmitted signal would be at a higher frequency.

唯一不同的是，采用电方式传输的信号使用的频率更高一些。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。