“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	Chinese National Committee on Irrigation and Drainage Chinese National Committee on Large Dams Chinese National Corpus Chinese National Ecosystem Research Network Chinese National Geography Chinese National History Chinese Nationalist Party Chinese National Science Digital Library Chinese Navy 372 Submarine Advanced Group Chinese Neuroscience Society Chinese New Documentary Movement Chinese New Poetry Group Chinese new-year greeting networks Chinese noctule Chinese novels of country life Chinese Nuclear Society Chinese Nutrition Society Chinese offender psychological assessment-personality inventory Chinese Oil Painting Chinese oil painting Chinese old-style private school Chinese olive Chinese Olympic Committee Chinese opera Chinese opera costume

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