vertical section

This illustration shows a vertical section through the locust.

本图所示为蝗虫纵剖。

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)被斜向除以使别形成斜，从而瓦状滤波器(10)垂直截呈大致梯形。