音叉
- tuning fork;pitchfork
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[tuning fork] 不受一般温差影响的,有两个叉头的金属器具,敲击后发出几乎不受谐音影响的持续的固定音,可用于乐器的调音和确定标准音高
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集中质量音叉式引力波天线与Vela星引力辐射探测的探讨
Design of a tuning fork antenna with collective mass for detecting gravitational radiation from Vela pulsar
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简要介绍了一种测量范围为-20~200Pa,准确度为0.1%FS,工作温度为-50~85℃的音叉式石英晶体微差压传感器的设计和制作原理。
The design and manufacture principle of a tuning fork quartz crystal differential micropressure sensor is introduced briefly . The measurement range is - 20 - 200 Pa , the accuracy is 0 . 1 % FS and the working temperature range is - 50 - 85 ℃ .
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高Q值音叉调制近场光学扫描显微镜研究
Near-field Optical Microscopy Using High Q Factor Tuning Fork as Force Sensor
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梳状音叉MEMS陀螺非随机误差分析
Analysis of Non-Stochastic Errors in Comb-Drive Tuning Fork MEMS Gyroscopes
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MEMS石英音叉陀螺是近年来发展起来的新型惯性器件。
As a kind of new inertial instruments , MEMS quartz tuning fork gyroscope has been developed recently design .
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基于SOPC的石英音叉温度传感器测试系统的研究
Research on Quartz Tuning Fork Temperature Sensor Test System Based on SOPC
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如果声源到你们耳边,你会听到频率f撇,远远大于,音叉的频率。
If my sound source approaches you , you will hear a frequency f prime which is larger than the frequency of the tuning fork .
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作者在对石英音叉陀螺零点漂移数据建立时间序列模型(AR模型)的基础上,采用卡尔曼滤波算法对石英音叉陀螺的漂移数据进行了处理。
Based on the building of the time sequence model of MEMS gyro drift data , the MEMS gyro drift data is processed using Kalman filter .
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NSOM中石英音叉控制探针-样品间距的机制
Analysis of the Regulation for Tip-sample Distance Using Piezo-electric Quartz Fork in NSOM
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制备了磁性薄膜/石英音叉复合式磁传感器结构器件,建立磁传感器特性测试实验系统,在实验系统上对器件谐振频率和Q值变化量与磁场的关系进行测试。
The magnetic-film / quartz tuning fork compound magnetic sensor is prepared , the experimental setup of the composite magnetic sensor is designed , the resonant frequency change and Q value change of device to magnetic sensor are tested .
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基于FPAA的石英音叉陀螺的驱动与解调电路设计
Design of Drive and Demodulation Circuit for Quartz Tuning Fork Gyroscope Based on FPAA
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利用压电聚偏氟乙烯(PVDF,Polyvinilidenefluoride)薄膜和压电微音叉(Micro-fork),分别与钨探针结合,构成了三种新型的表面轮廓扫描测头。
Using piezo-electrical PVDF ( Polyvinilidene fluoride ) and micro-fork , and combining with tungsten probes respectively , three kinds of surface scanning probe styluses were developed .
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方法根据音叉震动觉在不同脊髓节段丧失的程度,做出初步筛选定位,再行MRI或CT检查进一步定位和定性诊断。
Methods Based on the losing degree of the tuning fork vibration sense at the different segment of the spinal cord , the lesion was initially localized . MRI or CT images were obtained at multi levels corresponding to the initial localization to make the final localization and diagnosis .
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本文提出并计算了一种接收Vela星引力辐射的集中质量音叉式机械谐振型低频天线。
In this paper , we advanced and designed a mechanical resonant antenna , which is a tuning fork with collective mass , for detecting gravitational radiation from Vela pulsar .
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数值模拟表明单自由度双面碰撞振子的不动点只存在音叉分岔,而两自由度碰撞振动系统的对称型周期n-2运动可能存在音叉分岔以及Hopf分岔。
Poincare map for one-degree-of-freedom impact oscillator . A large number of numerical simulation shows that one-degree-of-freedom impact oscillator between two rigid sides could only have pitchfork bifurcations , while the two-degree-of-freedom vibro-impact system could have pitchfork bifurcations and Hopf bifurcations .
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研究了石英调谐音叉控制T-S间剪切力作用的机制,建立了音叉T-S系统的振动方程,理论分析了音叉电流I和T-S间距d的关系,建立了T-S间剪切力作用机制模型。
The biquadrate vibration equation for fork-probe-sample system is established , the relations between the electric current of the fork and T-S distance ( I-d curves ) are analysed theoretically , and the mechanism model of the shear force between the optic fiber probe and the sample is established .
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微石英音叉陀螺角速度信号提取方法的研究
Extraction of Angular Rate Signal for Micro Quartz Tuning Fork Gyroscopes
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新型音叉受迫振动与共振实验仪设计
Design of New-Model Physics Experimental Instrument of Forced Vibration and Resonance
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梳驱动音叉式微速率陀螺仪的数学模型
Mathematical Model of the Micromechanical Comb Drive Tuning Fork Rate Gyroscopes
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石英音叉微细加工若干问题探讨
Investigation of Some Problems on Micromachining Process for Quartz Tuning Fork
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一种音叉振动式微机械陀螺的性能变异分析
Analysis of Performance Variation of a Tuning Fork Vibratory MEMS Gyroscope
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磁性薄膜/石英音叉复合磁传感器研究
Study on Composite Magnetic Sensor Using Magnetic-film and Quartz Tuning Fork
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双端调谐音叉石英谐振器的结构设计方法研究
Research on Structural Design Method for Double-sides Tuning Fork Quartz Resonator
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计算两参数对称音叉式分岐曲线扩张系统的构造
The Extended Systems for Calculating Symmetry Breaking Bifurcation Curves with Two Parameters
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音叉作为空间频率调制器可行性的研究
Feasibility Study on Tuning Fork Used as Space Frequency Modulator
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微机械音叉谐振器动力学分析与仿真
Analysis and Simulation of the Dynamic of the Double-Ended Tuning Fork Micro-Resonators
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如疑有听力丧失,可行音叉测试。
If hearing loss is suspected , perform a tuning fork test .
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频率制远动装置中的压电音叉
The piezo - electric fork for remote supervisory control equipment
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微石英音叉电学参数的有限元分析
Finite Element Analysis of the Electrical Parameters of Micro Quartz Tuning Fork
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石英音叉陀螺抗冲击特性的计算机模拟
Computer Simulation for Shock Resistance of Quartz Tuning Fork Gyroscope