例句與造句

1. A method for extracting building roof region is presented , which is based on fitting ground points of vertical lines f rom multiple aerial images
   另外，還針對(duì)屋頂灰度變化較均勻的建筑物，研究和提出了一種基于多幅圖像垂直邊緣地面點(diǎn)坐標(biāo)擬合的建筑物屋頂區(qū)域提取方法。
2. It's difficult to find multiple aerial in a sentence. 用multiple aerial造句挺難的