例句與造句

1. Based on the engineering application , this paper firstly introduces the mathematics foundation of the antenna - tracing system , and then summarizes the trace technique , analyzes the strongpoint and the disadvantage of them , especially the taper - scanning trace technique
   論文從工程應(yīng)用出發(fā)，首先介紹了天線自動(dòng)跟蹤系統(tǒng)的數(shù)學(xué)基礎(chǔ)，然后對(duì)天線跟蹤技術(shù)作一個(gè)概述，分析了各種跟蹤技術(shù)的優(yōu)缺點(diǎn)，并對(duì)本項(xiàng)目采用的圓錐掃描跟蹤進(jìn)行了詳細(xì)的介紹。
2. It's difficult to find scanning trace in a sentence. 用scanning trace造句挺難的