second power
- 二次幂：在代数中，一个数的平方是此数与它的本身相乘所得的乘积，一个元素的平方是此元素与它的本身相乘所得的乘积，记作x²。平方也可视为求指数为2的幂的值。若x是正实数，这个乘积相当于一个边长为x的正方形的面积；如果x为虚数，则这个乘积为负数。如果x为非虚数的复数，则这个乘积也是复数。
网络释义专业释义英英释义
second power bezier curve 二次bezier曲线
the second power disturbance 二次功率扰动
Two-mode second-power H-squeezing 双模光场的二次方H压缩
second power mean 二次均值
second power plant 第二发电厂
second power average 二次幂平均
second power equipment 电力二次设备
A second power line 一出二电源线
双语例句原声例句权威例句
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A lot of their work comes down to measurement—everything from the exact angle of a swimmer's dive to the second-by-second power output of a cyclist.
他们的许多工作都归结于测量——从游泳运动员跳水的准确角度，到自行车运动员每秒的动力输出。
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A second power shift is likely to be from the European Commission to national leaders.
第二个权利转换可能是从欧盟委员会向各国领导人身上转移。
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In either case the internal friction is found to be proportional to the first and second power of (1-s), where is the degree of long range order.
在这两种情况中，内耗都是正比于(1 - S)的一次幂或二次幂的，这里s是长程有序程度。
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But it was not until eighteen fifteen and the Second Barbary War that the power of the Barbary pirates was broken.
VOA: special.2009.05.27
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Something raised to the second power has got to be positive.
二次方的东西,也一定是正数。
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Here, divine force reduces to brute power as it does in "The Magi" and "The Second Coming."
这儿，圣之力变成了兽之力,《东方三贤》和《第二次降临》
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