| The software defines the contour line lying between the points as the reference contour and identifies the reference contour in blue. |
| Instead it senses the edge of the graphic and draws a contour line around it. |
| The line would follow a particular elevation — ten feet above sea level — much like a contour line on a map. |
| He has a map showing a 600-foot contour line to indicate where the Ark could have landed. |
| The Teaching Wall, which follows a contour line, is still the dominating presence, and the sheen produced by skilled casting is still visible. |
| Change the color of the contour line so that it is visible in front of your image. |
