The troops fanned out as they advanced . 部队向前推进时呈扇形散开。
He fanned out the cards in his hand . 他把牌在手上展成扇形。
The scattered particles are fanning out from the target . 散射粒子从靶处作扇形散开。
A sector of a cylindrical capacitor may thus be utilized as an energy filter . 柱面扇形电容器可作为能量过滤器。
There are numerous deep tidal channels here fanning out landward . 这里有许多深深的潮汐水道向着陆地成扇形分布。
The beam scans a circular area in the form of a sector which sweeps around and around . 这波束周而复始地呈扇形扫视一个园形区域。
These basic system are referred to as radiating, harp, fan, and star systems . 这些基本体系归类为：辐射形，竖琴形、扇形和星形体系。
An alternative approach is to divide the cylindrical tank into sectors with longitudinal dividers . 另一个方法，就是用纵向分割板将油箱分割成扇形块。
A second method is to furnish the surfaces with hinges and to use an exterior sector with drilled holes for each angle setting . 第二种方法是在翼面上装置铰链，用一个对不同安装角钻有不同孔的外部扇形件与之配合。
Pratice of controling the charge of sector blastholes 控制扇形炮孔装药量的实践
