Internal friction behavior of the standard anelastic solids in low frequency
低频内耗测量时标准滞弹性固体的内耗行为
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传统用于无线通信的带通滤波器以介质陶瓷滤波器和声表面波滤波器为主,他们因为体积大或工作频率低等因素已经不能满足需要。
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Study on Low Frequency Characteristic of Direct Torque Control about Double Fed Generator
双馈电机直接转距控制低频特性研究
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Design and Application of a Low Frequency Mechanical Type Deep-hole Vibration Drilling Device
低频机械式深孔振动钻削装置的设计与应用
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Study on Data Acquisition and Parameter Matching System of Low Frequency Vibration Tapping
低频振动攻丝控制与数据采集及参数匹配系统研究
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Localization technique of pipeline detecting based on extremely low frequency electromagnetic wave
基于极低频电磁波的管道检测定位技术位置检测器位置传感器
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Measurement of bridge dynamic deflection with seismic low frequency vibration transducer
用地震式低频振动传感器测量桥梁动挠度
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Clinical study of treatment of primary osteoporosis by low frequency pulsed electromagnetic fields
低频脉冲电磁场治疗原发性骨质疏松症的临床研究
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