the square root of中文什么意思

的平方根

• square root:    【数学】平方根。
• square root of the sum of square method:    方和根法
• mean square root; root-mean-square:    均方根

例句与用法

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1. What is the square root of 9 ?
   9的平方根是多少？
2. The coefficient of correlation, r, is obtained by taking the square root of r2 .
   相关系数R是通过把R2开平方根求得的。
3. He mentally computed the square root of a hundred-digit number in fifty-two minutes .
   他在52分钟内心算出了一个100位数的平方根。
4. Each observation could have been weighted inversely as the distance or as the square root of the frequence .
   每次观测可以倒过来加权作为距离或作为频率的平方根。
5. What is the square root of the third power of pi
   圆周率三次方的平方根是什麽？