1.超聲波流量計工作原理 封閉管道用超聲波流量計按測量原理分類有：時間傳播法、多普勒效應法、波束偏移法、相關法、噪聲法。其中時間傳播法又可分為時差法、相位差法、頻差法。目前應用于空調水系統中的超聲波流量計的測量原理主要有時差法和多普勒效應法。 1.1 時差式超聲波流量計測量原理
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超聲波流量計實時信息，超聲波流量計資料下載，超聲波流量計價格，相信大連索尼卡—流量測量問題輕松解決。
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