“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	clock cell clock comparator clock comparison clock-controlled sequence clock control systems clock coordination clock correction clock counter clock cycle clock cycle, clock period, clock tick clock dial clock distribution clock domain clock drift clock drive clock driver clock ensemble clock error clock gating clock generator clock hand clock indication clocking effect clocklike clock machine

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