“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	heat loss heat-loss function heat loss of animal housing heat loss of pipe network heat loss of the earth heat management module heat map heat moisture ratio heat networks heat of adsorption heat of combustion heat of condensation heat of condensation, coagulation heat heat of crystallization heat of decomposition heat of desorption heat of desublimation heat of detonation heat of dilution heat of dissociation heat of dyeing heat of evaporation heat of evaporization heat of fermentation heat of formation

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