Rating Newest Oldest. Best Answer: Girt : A timber or plate connecting the corner posts of an exterior wooden frame, as a braced frame, at a floor above the ground floor. A heavy beam, as for supporting the ends of rafters. Purlin :
Figure Ground. Definition. Figure ground is a visual relationship between foreground and background. This is important to the perception of images, as the edges form the image that we see.
Chassis ground is sometimes called common ground. It provides a point that can be considered to have zero voltage. All other circuit voltages (positive or negative) are measured or defined with respect to it. Ideally, all chassis grounds should lead to earth grounds.