frequency bridge
英 [ˈfriːkwənsi brɪdʒ]
美 [ˈfriːkwənsi brɪdʒ]
网络 频率测量电桥; 频率电桥
双语例句
- The calculation model of cable tension tested by frequency method for tied-arch bridge is analysed, the effects law of slenderness ratio on calculation precision are also analysed.
对基于频率法测试系杆拱桥吊杆索力的计算模型的选用进行了研究，重点分析了吊杆长细比对模型计算精度的影响规律。 - And the frequency of the chromosome bridge and lagged chromosome of parents was normally higher than that of their hybrids.
杂种出现染色体桥及落后染色体的频率普遍高于亲本。 - An identification method for fundamental frequency of bridge from dynamic responses due to passing vehicle
从过桥车辆响应中识别桥梁结构基本自振频率的方法 - FM Oscillator Circuit of Inductance Sensor and Its Application to Low Frequency Vibration Detection of Bridge
调频式电感传感器电路及其在桥梁低频振动检测中的应用 - The method of design high frequency transformer in half bridge inverter circuit is introduced exampled in detail, besides temperature rise and power loss are discussed.
依据一个半桥逆变电路的实例详细介绍了高频变压器设计的一般方法和步骤，并讨论变压器损耗和温升问题。 - Research conclusions: It is known from the calculation made by finite-element method that enlarging cross slab and adding support are good ways to increase lateral frequency, aiming at influencing factors on fixed frequency of bridge structure.
研究结论从影响桥梁结构固有频率的因素出发，通过有限元计算可以知道扩大横隔板和增加支架对于提高横向频率来说都是有效的加固手段。 - Resonant Frequency of Silicon Bridge under Radiation
硅桥谐振子的谐振频率受照射光功率影响的理论模型 - Research of Elastic-plastic Frequency of Bridge
弹塑性阶段桥梁自振频率研究 - The natural frequency of arch bridge is sensitive to the value of geometrical imperfection.
拱桥的固有频率对几何缺陷大小很敏感。 - When the first vertical frequency of the bridge equals to the ratio of vehicle speed to the vehicle length, the resonance of the bridge occurs.
当桥梁第一阶竖向自振频率等于车辆速度与车辆长度之比时，会发生共振。 - ∑-method to Calculate Fundamental Vibration Frequency of Arcade Bridge
连拱拱桥振动基频近似计算的∑法 - The numerical analysis indicates that the formula of impacting factor for a concrete continuous girder bridge is unreasonable which only takes account of the first frequency of bridge.
另外，数值分析表明，对于连续梁桥，冲击系数公式仅考虑桥梁第一阶频率是不合理的。 - The approximate formulas for the natural frequency of bridge piers with shallow foundation, pile foundation and sunk shaft foundation were derived by the Rayleigh Method.
采用瑞利法，导出了计算浅平基桥墩、桩基桥墩及沉井基础桥墩基频的近似公式。 - Approximation to Compound Fundamental Frequency of Bridge Pier
桥墩复合基频近似算法 - Three techniques are combined in this power supply, namely, current source driving, negative resistance frequency modulation and floating bridge. The obvious advantages are its powerful circuit functions, simplicity and compactness of the converter circuits, especially its high reliability.
此电路同时采用了电流源驱动、负阻调频、浮动桥路等三项技术，电路功能强，在变换器电路的简单化、小型化、特别是提高可靠性方面，都显示了明显的优点。 - Formulas of energy method for the natural frequency of bridge piers
桥墩自振频率的能量公式 - A theoretical model is developed for calculating the frequency of the silicon bridge under radiation.
对光照射下硅桥谐振子的谐振频率变化进行了理论分析，并建立了相应的理论模型。 - Time and Frequency Analysis of the Bridge Dynamic Load Monitoring Instrument
桥梁动载监测仪的时频分析编程实现 - The sensitivity analysis of bend and wrest frequency for cable-supported bridge beam
索支承体系桥梁弯扭频率的敏感性分析 - It is very important to get accurate self-vibration frequency when analyzing bridge structure with FEA.
在采用有限元对桥梁进行结构分析时，准确地确定桥梁的振动特性是非常重要的。 - To avoid the most dangerous resonance, the first vertical frequency of the bridge should be greater than the ratio of the maximum vehicle speed to the vehicle length in design.
为避免桥梁共振，设计时应满足第一阶竖向自振频率大于车辆最大速度与车辆长度的比值。 - The basic principle of matrix perturbation theory was introduced to researching the effects of natural frequency of arch bridge on geometrical imperfection in this paper.
本文通过引入矩阵摄动理论的基本原理研究了几何缺陷对拱桥自振频率的影响。 - There are a number of ways to represent a signal, in which the most important and fundamental variables are time and frequency. The bridge between the time-domain representation and the frequency-domain representation for stationary signals is the Fourier transform.
在信号的分析与处理中，很自然的是采用时域方法来描述信号，为了更好的理解与处理信号，人们又采用了频域描述方法，Fourier变换建立了时域与频域信号对应关系的桥梁。 - Based on the natural frequency of the bridge frame and lifting system of bridge crane, dynamic load and dynamic rigidity are analyzed, The formulas of dynamic load and dynamic rigidity are established.
本文以桥式起重机桥架、吊重系统的固有频率为基础，分析起重机的动载荷和动刚度，确定了动载荷及动刚度表达式，明确了静、动刚度的关系，简化了设计方法。 - Statistical Analysis and Curvilinear Regression for the Basic Bending and Torsional Frequency of Cable-Supported Bridge
斜拉桥弯扭基频的统计分析和曲线拟合 - The results showed that: The surface irregularity amplitude mainly affects the vibration amplitude, when irregularity wave length and speed coupling excitation frequency are close to the natural frequency of bridge, the phenomenon of resonance will happen.
结果表明：桥面不平顺幅值主要影响振动的波动幅值，不平顺波长与车速耦合的激励频率与桥梁自振频率接近时，将会引起类共振现象。 - According to the different testing methods, oscillation frequency test circuit, bridge test circuit and peak-valley test circuit have been separately designed. These circuits provide the necessary hardware conditions for the test of the accelerometer.
分别设计了振荡频率测试电路、电桥测试电路和峰值谷值测试电路，为加速度计的测试提供了必要的硬件环境。 - Dynamic tests mainly test the characteristics such as natural frequency, vibration mode and damping ratio, and also test the influence to the frequency of bridge when model car on different positions and the response of vehicle-bridge coupling vibration system under positioning disturbing force.
动力测试主要测试模型桥的自振频率、振型、阻尼比等动力特性，并测试模型车静止于模型桥的不同位置对桥梁频率的影响以及定位激扰力作用下车桥耦合振动系统的响应。