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- Development of Portable Instrument for Amplitude- Frequency Characteristic. 便携式低频幅频特性测试仪的研制。
- Superior mechanical and frequency characteristics. 机械强度高、高频特性优越。
- Linear and Stable High Frequency Characteristics. 稳定的线性高频特性。
- However, Rayleigh Wave is the right way for the formation velocity by its frequency characteristic. 而瑞利面波的频散特性能较好地解决地表层速度。
- Test of frequency characteristic of servo valves with mutual correlation principle was studied herein. 对利用互相关原理进行伺服阀频率特性测试进行了研究。
- Including tabulates the window, the audio frequency characteristic adjustment function, imitates winamp. 详细说明:完整的MP3播放器源码。包括列表窗口,音频特性调整功能,仿照winamp。支持换肤。
- It revises and improves the original controlling way of SPE, enhances its power and frequency characteristic and develops the applied field. 改进和完善了螺管式步进比例电磁铁原有的控制方法,提高了其功率和频率特性,拓宽了应用领域。
- Frequency characteristic of Filter is simulated and checked in the design of LC LPF,and some surveying data of frequency characteristic is presented. 在无源LC滤波器的设计中,都进行滤波器频率特性的仿真验证,有的还绘出了其频率特性的实测结果。
- Suitable for DC or pulsed circuit in various economical lamps and electronic instruments requiring a high frequency characteristic, high power and high voltage withstand. 适用于频率特性高、功率大、耐高压的节能灯电路和各类电子仪器的直流或脉动电器中。
- For electronic frequency circuit development and improvement of a woofer to better with electronic frequency characteristic of design, excellent in low-frequency axe. 针对电子分频电路开发和改进的中低音单元能够更好配合电子分频设计的特性,中低频表现出色强悍。
- In a first approximation, the departure from a constant amplitude vs frequency characteristic will be a characteristics with a linear slop that will vary with time. 采用一级近似;则可认为对频率特性曲线的等幅偏移是一具有时变线性斜率的特性曲线.
- Unbalance of amplitude phase in radar receiving channels and mismatch of frequency characteristic within channel band may affect the sidelobc level and output signal-to-noise(SN)ratio of digital beam forming(DBF)seriously. 雷达接收通道间的幅相不一致与通道带内频率特性失配对DBF(数字波束形成)的副瓣电平及输出信噪比有很大影响。
- The effects of various kinds of shapes and their dimensions of PBG and DGS on frequency characteristic of the circuits are studied. After the disciplines are summed up, some new structures of DGS are provided. 研究了PBG及DGS结构栅格的各种形状和大小对频率特性的影响,总结规律,提出了新的结构。
- Based on model analysis, simulation has been done on periodic and nonperiodic DGS structure, their frequency characteristic and their applications in microwave circuit have been presented. 在模型研究基础上,对周期与非周期性的DGS结构进行了仿真分析,相应给出了它们的频率特性及其在微波电路中的应用。
- Based on the measurement definition of four terminal-pair impedance,a transfer measurement system for the frequency characteristic of four terminal-pair solid-dielectric capacitor was developed from 10 kHz to 1 MHz. 基于四端对阻抗的测量定义;开发了四端对固体介质电容器频率响应的传递测量系统;频率为10 kHz~1 MHz.
- A compensator of frequency characteristic of piezoelectric sensor is presented.This compensator has the adjustable frequency characteristic arbitrarily based on charge transfer devices (CTD). 研制了一种以电荷转移器件(CTD)为核心,具有频率特性可随意调节的压电传感器频率特性补偿器。
- The frequency characteristic of the admittance of radiating slot and the waveguide wavelength of radiating waveguide is the main factor that influences the bandwidth of the slot array antenna. 摘要辐射缝隙导纳及波导导内波长的频率特性,是影响裂缝天线带宽的主要因素。
- The major factors that affect on the action frequence of SMA spring are analysed and a way of improving its frequence characteristic is presented. 分析了影响其动作频率的主要因素并提出了改善频率特性的措施。
- Abstract: The measuring method of the frequency characteristic of harmonic losses in convertor transformers is presented.The measuring results in a convertor transformer are given and are analyzed. 摘要: 介绍了一种实际测量换流变压器谐波损耗频率特性的方法,给出了在一台换流变压器上的实际测量结果。
- With time-frequency analysis, the frequency characteristics of sound and the vibrational modes of a two-tone Chinese Peace Bell have been studied. 对?钟振动模式的研究表明,在正鼓激励时,不仅激起(2,0)a模式的振动,而且激起较强的(3,0)模式。