“second moment method”的概念、定义、翻译、参考文献-科学参考

单词	second moment method
释义	second moment method Encyclopedia 工学激光参数测量方法释 second moment method二阶矩法利用激光束宽正比于光束横截面上功率密度分布的二阶中心矩这一原理定义、测量光束束宽的方法。
随便看	telegraphic communications telegraphic speech telegraph signal telegraphy teleiophane telelectroscope telelens Telemaco Signorini Telemarketing telemedicine telemeteorometry telemeter telemetering telemetering device telemetering monochrometer telemetry telemetry data processing telemetry data reception of launch vehicle telemetry for nuclear weapon telemetry for strain measurement telemetry frequency band telemetry moniter and control telemetry transducer of launch vehicle telemetry transmitter of launch vehicle telemicroscope

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