例句與造句

1. Thus a new small sample based system reliability confidence interval estimation method is offered under the assumption that the system follows normal or log normal distribution
   由此提出了小子樣下的系統(tǒng)可靠性置信區(qū)間估計(jì)新方法，該方法只假設(shè)系統(tǒng)可靠性估計(jì)服從正態(tài)或?qū)?shù)正態(tài)分布。
2. This paper contains a useful smmary of log normal distribution , weibull distribution and the k - distribution . the weibull distribution may well extend to phenomena other than radar including radiation scattered from turbulent or rough surface
   對(duì)雷達(dá)波來(lái)說(shuō)，海面是極其復(fù)雜的反射體，關(guān)鍵是找出一些合適的參數(shù)，以便建立一個(gè)描述海浪一回波依從關(guān)系的數(shù)學(xué)模型。
3. It's difficult to find log normal distribution in a sentence. 用log normal distribution造句挺難的