例句與造句

1. in the thesis, the design method of the diagonal flow fan impeller has detailedly researched different from the previous means borrowing and extending design methods for axial flow or centrifugal type, a complete design method has presented on the basis of quasi-three dimensional design idea . the course is mainly composed of such steps as meridional surface design, inverse problem computation in meridional surface, blade shaping on stream surface, and verifying through three dimensional computation, until the design requirement is met at last
   不同于以往的軸流式或離心式延長設(shè)計方法或經(jīng)驗方法，本文按照準三元設(shè)計的思路給出了一套完整的設(shè)計方法，即子午面設(shè)計?子午面反問題計算?斜流流面上葉片造型?三維計算驗證優(yōu)化，直至符合設(shè)計目標。
2. It's difficult to find diagonal flow in a sentence. 用diagonal flow造句挺難的