basic frequency
[物] 基频;[物] 主频
2025-09-06 14:33 浏览次数 8
[物] 基频;[物] 主频
so the model of dynamic assessment is structural basic frequency and crack characteristic-rigidity-nominal ratio of reinforcement-resistance to bending of single beam.
综上所述,本文建立的动力法评估模型为:结构基频和裂缝特征→刚度→名义配筋率→单梁抗弯能力。
basic frequency and main modes of the structure were obtained from modal analysis.
通过模态分析,获得了结构的基频和主振型;
vibration signals of rotating machines are periodic signals whose basic frequency is eaqual to the rotating frequency.
旋转机械轴系振动信号是以转速为基波的周期信号。
the calculating formulae and short_cut methods for design, which are about the basic frequency of vibration, and the structural coefficient of the basic vibration model, are put forward.
提出了筒承式群仓平动自振基频、结构基本振型指数的计算公式及简化设计方法。
the beam quality of the frequency-doubled beam deteriorates seriously with the beam quality of basic frequency reducing.
发现随着基频光束模式变差,倍频光束质量严重恶化。
based on the measured basic frequency and crack characteristics, dynamic characteristic of the whole bridge is divided into single beam.
建立了钢筋混凝土单梁结构动力特性与承载力之间的关系。
at the same time, the basic frequency is calculated with nonlinear and linear method respectively and the factors to affect the basic frequency of ball bearing vibration are discussed in detail.
分别采用线性模型和非线性模型,对球轴承振动的基频进行了计算,并详细的讨论了各种因素对球轴承振动基频的影响。
this paper emphasizes the study of the factors effecting remarkably the chinese tone, such as the basic frequency and so on.
重点研究了对汉语的语调影响较大的基频和语音的谐波结构等因素。
numerical studies showed that small variation of the basic frequency might cause a qualitative movement change of the fibrous cap.
数值模拟结果表明,纤维帽内外压力差脉动频率的微小变化有可能导致纤维帽运动形式产生质的改变;
at the sa me time, the relation between wave speed and basic frequency and bolt length is found out. the response curve of acceleration in different state is tested at laboratory.
同时得出了基频、波速和锚桿长度之间的定量关系,并在实验室对不同约束下锚桿的加速度响应进行了测试。
so the model of dynamic assessment was expressed: structural basic frequency and crack characteristic→rigidity→nominal ratio of reinforcement→resistance to bending of single beam.
本文建立的动力法评估模型为:结构基频和裂缝特征→刚度→名义配筋率→单梁抗弯能力。
by means of some known parameters of elastic launch system, the basic frequency is estimated via simulation of the vibration model, and the influence of the parameters variation on the elastomeric…
弹性体的厚度和直径与振动基频基本成线性关系,有利于弹性发射装置的尺寸设计。
the analyst works with these inferences as well as the basic frequency distribution to assess the integrity of the domain or column and report findings.
分析师使用这些推断和基本频率分布来评估域或列的完整性,并报告得到的发现。
a novel all optical scheme for extracting clock pulses with basic frequency from the receiving non uniform otdm optical signal is proposed.
提出从接收到的光信号脉沖串中提取光基频时钟的方案。
the white noise scanning test was conducted before the shaking table test and repeated at every interval of each test to obtain the law of the basic frequency vary with the time.
在模拟地震试验前和各阶段模拟地震试验后均对模型进行了白噪声扫描试验,考察了模型的频率变化规律。
the results show that the basic frequency is higher and the models are not dense;
结果表明,结构体系的基频较高,模态不密集;
a simple formula for finding basic frequency is derived by use of relation of root and coefficient, and an example is enumerated to illustrate its application.
对特征方程利用根与系数的关系,导出了一个计算基频的简便公式,并结合实例说明其有一定的实用价值。