今日股指的高低波幅达到了285点。
The index swung 285 points from its session highs to the lows.
超出一定时限范围波幅的变异性明显变大。
The variability of amplitude rises apparently when beyond a certain duration range.
最初的无线电广播设备采用的是波幅调制。
The first radio broadcasts were made using amplitude modulation.
绘出设计的FIR数字滤波幅频特性曲线。
Mapped the FIR digital filter design of amplitude frequency characteristic curve.
目的探讨重建心阻抗容积图的波形、波幅。
Objective To investigate the wave shape and wave amplitude of reconstructed impedance volume cardiogram.
测量波面积对MG的诊断价值优于测定波幅。
Diagnostic value of measuring wave area for MG was much better than that of measuring amplitude.
道指反弹，全日高低波幅再次高达400点。
纤颤电位的波幅与肌纤维的横截面积呈正相关；
The fibrillation potential amplitude correlated well with the fiber cross sectional areas.
最后考察了均匀弱间断情况下加速度波的波幅演化规律。
Finally, in the context of homogeneous weak discontinuity, the evolution of the amplitudes of acceleration wave is analyzed.
同时提出在检测频率后，进一步检测谐波幅值的可能性。
At the same time, the paper brings forward the possibility to further detecting harmonic amplitude after detecting frequency.
刺激一侧眶下神经，于双侧胸锁乳突肌记录峰潜伏期和波幅。
Electrical stimulation was applied to the infraorbital nerves and latency and amplitude of wave were recorded from the bilateral sternocleidomastoid muscles.
P 300波幅和潜伏期的变化与不同时期疼痛程度相对应。
The change of P300 wave amplitude and latency were corresponding to the pain degree in different stage.
目的：观察强噪声对听觉脑干慢波电位波幅的即时性增大效应。
Objective: to observe the immediate enhancing effect of slow wave amplitude of brainstem auditory evoked potential after intensive noise exposure.
电力系统基波幅值、相位、频率扰动是最基本的电能质量扰动。
Amplitude deviation, frequency deviation and phase deviation are basic power quality disturbances.
实验结果表明，这两种过调制策略能提高输出电压的基波幅值。
An increase in the magnitude of fundamental output voltage was verified by experiments.
数值计算得到非线性系数不同、以及透射波幅不同时的映射图。
The maps for different nonlinear parameters and different transmitted intensity are achieved by calculation.
结果：头胸导联所记录到的Q波数及Q波幅度均显著低于常规导联心电图。
Results: Q wave amplitude and Q wave numbers recorded in Head-Chest leads were lower than those recorded by Routine lead ECG.
这些岩石声学参数为波幅、谱幅、谱面积、谱密度、波速度、衰减系数等。
The rock acoustic parameters in this paper include wave amplitude, spectral amplitude, spectral area, spectral density, wave velocity and attenuation coefficient etc.
本文介绍了一种利用雷达回波幅度信号频谱相位信息进行角度超分辨的方法。
A method which makes use of the phase information of spectrum of radar echo amplitude signal to make azimuth super resolution is given.
分析了相对密度比、深度比、波幅、波长因素对最大总作用力和总力矩的影响。
Moreover, the effects of density and depth ratio, amplitude and wavelength on maximal total force and total moment are analyzed.
结果：外翻足与正常足的腓骨长肌与胫后肌潜伏期与波幅的变化存在明显差异。
Result:There was significant difference between hallux valgus foot and normal foot of the latency and amplitude of posterior tibial muscle and peroneus longus muscle.
目的：观察针刺对孤独症语言障碍儿童事件相关电位P 3潜伏期和波幅的影响。
AIM: To observe the influence of acupuncture on event evoked potential P3 latency and wave amplitude in autistic children with language disorders.
提出了一种基于两采样值积算法快速提取基波幅值变化特征的变压器保护新原理。
A new transformer protection principle based on two-instantaneous-value-product algorithm to extract the feature of fundamental current amplitude is put forward in this paper.
结果证明幼儿无任务P3波幅比任务p3波幅低，P3的引出与低概率刺激有关。
It was found that the non-task P3amplitude was lower than task P3 amplitude. This was related to the low probability of stimulation.
纵波的固有频率因仪器的存在而增大，纵波幅度还受地层的纵、横波速度比的影响。
The intrinsic frequency of P-wave increases because of existence of apparatus and its amplitude has been influenced by velocity ratio of P-wave vs S-wave.
目的研究首发抑郁症患者治疗前后的认知功能，P 3潜伏期和波幅的变化及影响因素。
Objective To study the cognitive function, P3 amplitude and P3 latency change in depressive patients prior and post-treatment.
诱发肌电图测定近尾部神经的SNCV、波幅及潜伏期，分光光度法测定血浆NO水平。
SNCV, amplitude and latent period in caudal nerve were determined by evoked electromyogram and plasma NO level was measured by spectrophotography.
诱发肌电图测定近尾部神经的SNCV、波幅及潜伏期，分光光度法测定血浆NO水平。
SNCV, amplitude and latent period in caudal nerve were determined by evoked electromyogram and plasma NO level was measured by spectrophotography.
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