vertical section

1.This illustration shows a vertical section through the locust.

所示为蝗虫的纵剖。

2.Ends of the tegular filters (10) are cut off crosswise to make the end surfaces respectively form inclined surfaces such that vertical sections of the tegular filters (10) are in a rough trapezoid.

瓦状滤波器(10)的端部被斜向除以使端分别形成斜，从而瓦状滤波器(10)的垂呈大致梯形。