例句與造句

1. Firstly , a new interface roughness scattering model is developed using exponential autocovariance functions . the simulation results show that the electron mobility calculated using the exponential model are in good agreement with the experiment data
   先推導(dǎo)了一種sic反型層表面粗糙散射的指數(shù)模型，研究證明應(yīng)用此模型能夠更精確地研究sicmos溝道載流子的輸運(yùn)規(guī)律。
2. It's difficult to find autocovariance in a sentence. 用autocovariance造句挺難的