大家都搜：
数学的期望值
1、beyond expectation───[法] 出乎预料，意外；出乎意料
2、curtate expectation───削减期望
3、expectation───n.期待；预期；指望
4、mathematical───adj.数学的，数学上的；精确的
5、meet expectation───符合期望
6、mathematical model───[数]数学模型
7、expectation synonym───期望同义词
8、mathematical calculations───数学计算
9、expectation calculator───期望计算器
1、The expected mathematical expectation of nitrogen content was 0. 772%, while that of crude protein content was 4. 825%. 9.───总氮含量无显著差异，其数学期望为0.772%，粗蛋白含量的数学期望值为4.
2、Mathematical expectation is one of the important digital features of random variable.───数学期望是随机变量的重要数字特征之一。
3、Experimental Verification : Theory formula is the average value of the random variable mathematical expectation (estimated) formula.───实验验证：理论平均值公式就是随机变量取值的数学期望（估计）计算公式。
4、Suppose the mathematical expectation of image signal is zero, the basic properties of the correlator output are given.───假定图象信号的数学期望为零，证明了相关器输出的基本性质。
5、Next the concepts and some properties of the mathematical expectation and variance of complex quasi-random variables are provided.───给出了复拟随机变量的期望和方差的概念及若干性质；
6、In Stochastic Model Predictive Control, chance constraints are presented and the objective function is an mathematical expectation.───在随机预测控制中，约束是机会约束，目标函数是数学期望，滚动优化求解的是随机优化问题。
7、standard air defense fire unit theory demand was calculated by adopting damage probability method and damage target mathematical expectation method.───标准防空火力单元理论需求量采用毁歼概率法和毁歼目标数学期望法计算。
8、and the distribution function, distribution density and mathematical expectation of fuzzy random variable are introduced by the authors.───引入了模糊随机变量的分布函数、分布密度和数学期望；最后给出了该模型的满意解。