“root-mean-square”的概念、定义、翻译、参考文献-科学参考

单词	root-mean-square
释义	root-mean-square Chemical Engineering A statistical measure defined as the square root of the mean of the squares of a sample: $R M S = \frac{\sqrt{x_{1}^{2} + x_{2}^{2} + x_{3}^{2} + … x_{N}^{2}}}{N}$ Electronics and Electrical Engineering The square root of the mean value of the squares of the instantaneous values of a periodically varying quantity averaged over one complete cycle. In the case of a sinusoidally varying quantity the r.m.s. value is equal to the peak value divided by √2.
随便看	Eratosthenes of Cyrene (275–195 bc) Eratosthenian system e-ray Erbar–Maddox correlation erbium ERC ERDA Erdös, Paul Erdős conjecture Erdős number Erdős, Paul (1913–96) ereader erecting prism E-region erf Erfahrung Erfle eyepiece ERG erg product differentiation product group product innovation production production externality production function

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