circular sunk face
In stonework, a face worked to concave circular shape; the opposite of circular face.
In stonework, a face worked to concave circular shape; the opposite of circular face.
The area of a circle having a diameter of 1 mil ( 1 €1,000 in.); used in specifying wire size;
A unit electric conductor having a cross-sectional area of 1 circular mil and a length of 1 ft.
A measure of the excess tiling, flooring, roofing material, etc., that must be discarded when a curved floor or roof
Same as circular-circular face but presenting a concave outline, in both plan and section.