例句與造句

1. The innovations of this thesis are as the follows : 1 ) it is analyzed that the lower - order jacobi - anger expansion model for an incoherently distributed source has better accuracy performance than some other approximate source models such as space frequency model , two - point source model , and low - rank approximate model . using the parametric decoupling property of the ja - based model , a novel angular parameter estimator is proposed , which is very robust in case of large angular spreading
   本文從這三個方面開展了空間分布源波達(dá)方向估計研究，創(chuàng)新點(diǎn)包括： 1 )分析了低階jacobi - anger級數(shù)展開近似模型的誤差性能；利用該近似模型的參數(shù)解耦特性，提出了一種新的波達(dá)方向估計器，在大角度擴(kuò)展條件下，該估計器表現(xiàn)非常穩(wěn)健。
2. It's difficult to find angular spreading in a sentence. 用angular spreading造句挺難的