以下为句子列表：
英文: Abstract: A piezoelectric resonance-conveying machine is developed by using homemade piezoelectric ceramic chips,and the structural parameters of its main parts is optimized and researched.A intelligent and multifunctional power supply to drive resonance-
中文: 文摘:用国产压电陶晶片研制出压电式振动给料器，并对其主要部件结构参数进行了优化研究，还研制出驱动压电式振动给料器的智能化多功能电源，该压电式振动给料器由于具有多项优良品质可望成为振动给料器的换代产品。
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英文: Abstract: In this paper, the influence of the intrinsic material losses on the resonance and parameters measurement of lossy piezoelectric resonators, based on the impedance (or admittance) equation, is analyzed.
中文: 文摘:本文从考虑损耗时压电振子的阻抗(或导纳)方程出发，详细分析了材料固有损耗对压电振子的频率特性及参数测量的影响。
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英文: Abstract: Since piezoelectric resonant filter can not effectively prohibit higher-frequency harmonic,the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of
中文: 文摘:提出压电谐振滤波器不能很好地滤除高频谐波的问题,结合一个具体例子理论推导了压电谐振滤波器存在许多干扰谐振频率,从而不能有效滤除一些特定频率的干扰信号.为了解决这个问题,提出一种改进型的静电激励谐振滤波器.为了说明其可行性,具体分析了改进型双端固支微梁静电激励谐振滤波器,理论推导证实基于双端固支微梁的各阶振型正交的原理,通过适当调整激振电容的间距,双端固支微梁的高阶振动模态受到很好的抑制,因此这种谐振滤波器可以有效阻止滤波器中心频率的高频谐波的通过.
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英文: An active vibration control of piezoelectric flexible adaptive truss structure in space was developed by the method of an improved integral plus double integral force feedback under measuring the displacement, using the mechanical-electro coupled theory o
中文: 基于自适应结构的机电耦合理论，在测量位移的情况下，采用改进的二次积分力反馈控制方法研究了空间压电柔性自适应桁架结构的振动主动控制问题。
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英文: An active vibration control system for the piezoelectric flexible adaptive truss structure was set up for real-time computer active vibration control experimental tests.
中文: 建立了压电柔性自适应桁架结构主动控制实验系统，并对这类自适应结构进行了实时计算机振动主动控制实验研究。
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