On basis of analyzing the mathematical models of resonant diaphragm, a integral structure of resonant diaphragm density sensor is designed based on the method of digital closed-loop.
对谐振膜片进行了数学模型分析，并设计了基于数字闭环方法的谐振膜式密度传感器整体结构。
The sensitivity of Lamb wave was analyzed and the working theory of a novel density sensor for liquid based on the Lamb wave technology was presented.
分析了兰姆波对液体密度变化的敏感情况，提出了一种基于兰姆波技术的测量液体密度微小变化声传感器。
The sensitivity of Lamb wave was analyzed and the working theory of a novel density sensor for liquid based on the Lamb wave technology was presented.
分析了兰姆波对液体密度变化的敏感情况，提出了一种基于兰姆波技术的测量液体密度微小变化声传感器。
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