“microwave doppler detectors”的概念、定义、翻译、参考文献-科学参考

单词	microwave doppler detectors
释义	microwave doppler detectors Encyclopedia 工学入侵探测器释 microwave doppler detectors微波多普勒探测器由于人体移动使反射的微波辐射频率发生变化而产生报警状态的一种探测器，因其工作原理基于多普勒效应而得名。又称雷达式微波探测器。
随便看	principle of patent application principle of people's sovereignty principle of periodization principle of permanence principle of permutation principle of pertinence principle of phase modulation measurement principle of physical independence of forces principle of pigeon-nest principle of pleasant distribution principle of position principle of preservation of domain principle of private autonomy principle of proper training load principle of proportionality principle of protecting legal interests principle of protection of reliance interest principle of protection priority principle of provenance principle of public figure principle of publicity and public trust principle of public order and good customs principle of public participation Principle of Publishing Science principle of punishment rule to disobedient student

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