例句與造句

1. In this paper , the author analyses various form factors and shapes of a few hullform alternatives of a 2000 teu container , by use of the methods of experience , design charts , to estimate their performance ; adopting numerical methods to calculate their drag and effective horse power , studies the principal effects of both form - factor variations and hull shape change on their hydrodynamic performance , and other problems to be noticed in ship remoulding
   本文主要通過對(duì)2000箱集裝箱船的幾個(gè)變形船型的主要參數(shù)和形狀進(jìn)行分析，采用經(jīng)驗(yàn)法和圖譜方法對(duì)各變形船型作性能估算分析，并用數(shù)值方法計(jì)算各船型的阻力性能，初步探討船型參數(shù)、形狀改變對(duì)性能影響的主要方面，研究改型時(shí)應(yīng)注意的問題。
2. It's difficult to find factor variation in a sentence. 用factor variation造句挺難的