例句與造句

1. This dissertation proposes an algorithm to solve the problem by constructing transition contours using active contour model . the algorithm considers the transition contours construction as a growing process , so it is based on higher layer knowlege and can ensure that transition contours are similar to trunk contours and branch contours , and also reconstructed transition surfaces at branch points are smooth . the contours are connected using adjacent contours synchronous marching algorithm
   采用基于全局的柱體生長法來判斷斷層間輪廓的相互對應(yīng)關(guān)系；針對輪廓線表面重建中的難點問題?分叉問題，提出了一種基于主動輪廓模型的過渡輪廓構(gòu)造方法，這種方法從物體主動生長這一角度出發(fā)考慮過渡輪廓的構(gòu)造，能夠產(chǎn)生綜合兩斷層上輪廓特征的過渡輪廓，是一種基于全局性高層信息的有效輪廓構(gòu)造算法；利用相鄰輪廓線同步前進法進行輪廓拼接。
2. It's difficult to find transition surface in a sentence. 用transition surface造句挺難的