频率的例句大全

Anisometropic amblyopia has the neural undersampling at a high spatial frequency in the secondary visual cortex as compared to amblyopic amblyopia.

屈光参差性弱视在高级视觉皮层对高空间频率刺激的采集和编码较斜视性弱视减少。

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An Iteration Algorithm for Measuring Frequency and Phase of Cosine Function

余弦信号相位和频率测量的迭代算法

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Paired pulse discrimination test and frequency discrimination test were carried out in 7 totally deaf patients with cochlear prosthesis in order to evaluate functional condition of surviving auditory nerve.

对7例植入人工耳蜗的聋人进行了双脉冲辨别和频率辨别试验，测定其残存听神经的功能状态。

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The results showed that the cotyledon petiole and hypocotyls of 4~ 6 days seedlings had higher differentiation frequency of adventitious buds.

其结果是以4~6日龄的无菌苗的子叶柄、下胚轴上端外植体适于不定芽的较高频率分化；

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By constructing a Lyapunov function, the sufficient conditions for global stability of the positive equilibrium are obtained. ( 2) Coupled oscillator systems with delayed feedback is considered, when angular frequency is a constant.

通过构造李雅普诺夫泛函，给出了模型正平衡点全局稳定性的充分条件。（2）在角频率相同的条件下，对一类时间延迟耦合振荡器模型进行了研究。

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A new resonance frequency auto tracing technology for IGBT induction brazing power source

一种新型逆变式感应钎焊电源频率自动跟踪技术

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By means of orientational observation in the field, flowering phenology, flowering dynamic, kinds of pollinators and their behavior and visiting frequency were observed and the breeding system, pollen-ovule ratio ( P/ O) and pollen viability were determined.

通过野外定位观测，对柽柳的开花物侯、开花动态、访花者的种类、行为和访花频率，并对其繁育系统、花粉.胚珠比（P/O）、花粉活力进行了检测。

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No significant differences of genotype and allele frequencies between the matched groups were found.

各相匹配组间比较未发现基因型和等位基因频率的显著性差异。

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The primary study for application of optimum matching frequency method in signal processing

采用最优频率匹配法处理信号

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A new method of least square is raised in curve fitting of flood frequency calculating and its specific properties are analysed.

提出了在洪水频率计算时适线法中最小二乘方的一种新的求解方法，并对其特性进行分析。

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Air for example is a higher vibration than the physical body meaning the particles vibrates at a faster rate making them invisible to the eye.

举例说，空气的震动频率比身体高意味着能量微粒以更快的速度震动以至于肉眼看不见。

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More than two-fifths of Britons now go out to licensed premises to drink less often than before the ban, a Nielsen survey shows.

尼尔森的调查显示，如今，超过五分之二的英国人外出到有许可证的场所喝酒的频率比实施禁令前降低了。

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Microwave photonic filters are the key component in the system of photonic signal processing of microwave signals. It uses optical fiber and integrated photonic devices to carry out the filtering of clutter and noise from the wanted signal.

微波光子学滤波器作为全光微波信号处理系统的核心器件，利用光纤和光器件使有用的微波信号通过而抑制噪声和无用的微波频率信号。

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The data of 5 ionospheric vertical sounding stations before 4 earthquakes in Japan are analyzed. It is found that most of the critical frequencies of the E sporadic layer tended to decrease and the only few tended to increase around the epicenters before and after the earthquakes.

分析日本4次地震前5个电离层垂测站资料，发现地震前后震中附近夜间电离层偶发E层的临界频率f0ES值多数呈下降趋势，少数呈增加趋势。

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In consideration of the effect of liquid dynamic pressure on the tubing string vertical vibration, the differential equation and frequency equation for describing the vibration are set up.

考虑液动压力对油管柱纵向振动的影响，建立了油管柱纵向振动微分方程，并给出了这种情况下油管柱纵向振动的频率方程。

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In the verification, the proposed best linear unbiased estimator is utilized as the frequency synchronization algorithm.

在验证中，频率同步技术采用所提出的最佳线性无偏估计器。

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Combining with the optimality criterion method and the bi-factor algorithm, the inverse eigenvalue problem for optimal Parameters design of elastic mechanisms is solved effectively.

采用最优性准则方法，给合结构优化设计中的双因子算法，有效地解决了给定弹性机构某几阶固有频率时设计构件截面参数这类逆特征值问题。

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Discussion on the safety criterion of blasting vibration considering the effect of vibration frequency

考虑振动频率的爆破振动安全标准的探讨

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This paper describes an optimality criterion for structural dynamic optimization which is subject to structural weight constraint, with the structural frequency as an objective function.

本文以结构频率作为目标函数，以结构重量作为约束，由极值条件推导出结构动力优化的最优准则；

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The cut-off frequency of this filter can be controlled by dc biasing current, meanwhile, the low sensitivity characteristics of passive electrical network is also reserved.

截止频率可通过电流进行控制，同时保持了无源网络低灵敏度的特点。

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