This type of solid is egg-shaped and can be created by revolving an ellipse around one of its axes:

In this type of section, one quarter of the object is removed:

Center lines are used to locate or represent the centers of ________.

A back or backing weld is a type of:

The section view drawing in which one fourth of an object has been marked for removal is known as a _________ section.

These are accurately drawn maps of cities and towns showing property lines and other features that control property owne…

In an assembly section, these parts should have their section lines left out or shown solid black:

Most architectural drawings produced for field use by building contractors are printed on architectural "D" si…