例句與造句

1. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method , and the blood flowing velocity vector distributions have been calculated . in addition , the flow field distribution and the pressure on the particle surface are also calculated , when there is flow - round particle at the place of bifurcation , the move tendency of the particle is judged , the possible reasons of causing the atherosclerosis , thrombus , angioma are analysed
   本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度矢量分布,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分布,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
2. It's difficult to find rounded particle in a sentence. 用rounded particle造句挺難的