例句與造句

1. The paper enlarges the domain of using the method of variable separation with addition , and beneficially tries to obtain analytical solutions of complicated problem , such as 2 - d steady incompressible viscous gas diffusion flow field
   拓展了加法分離變量法的適用領(lǐng)域，并對二維定常粘性氣體不可壓縮擴(kuò)散流場這類復(fù)雜問題的解析求解進(jìn)行了有益的嘗試。
2. By using the new method of variable separation with addition , semi - analytical solutions of 2 - dimensional ( 2 - d ) steady incompressible viscous gas diffusion flow field are obtained in the paper , and suitable conditions are discussed
   摘要運(yùn)用加法分離變量法，解析求解了二維定常粘性氣體不可壓縮擴(kuò)散流場，得到了幾組空氣流場有源匯和無源匯情況下擴(kuò)散流場的半解析解，并分析了其適用條件。
3. It's difficult to find variables separation in a sentence. 用variables separation造句挺難的