例句與造句

1. In the sense of mean squares , maximum likelihood estimator , best linear unbiased estimator , taest linear invariant estimator , and good linear estimator are contracted . fourth , proposed and researched the reliability analysis method under the zero - failure data and doof data . based on the part beta distribution as the prior distribution of failure probability p , = p ( t < r , } , hierarchical bayesian estimate method was discussed , obtain the reliability analysis method under the zero - failure data and the doof data
   第四，提出并研究了無失效數(shù)據(jù)類型和doof數(shù)據(jù)類型下電連接器的可靠性分析方法，提出了以不完全beta分布為一級先驗分布，超參數(shù)為[ 0 ， 1 ]上的均勻分布作為失效概率先驗分布的多層bayes方法，結(jié)合加權(quán)最小二乘法解決了產(chǎn)品在無失效數(shù)據(jù)和doof數(shù)據(jù)下的可靠性分析問題。
2. It's difficult to find invariant estimator in a sentence. 用invariant estimator造句挺難的