At the corner of Fifth and Madison, the wedge-shaped base of the library diminishes nearly to a point.
在第五和麦迪逊的角落处，楔形的图书馆底座几乎减少为一点。
2
The operator adjusts the wedge until a black fringe appears at the point of interest, as shown in the photograph on page 16.
经营者可以调整楔，直到一个黑色条纹会出现在兴趣点，显示在照片中第16页。
3
The wedge angle bisector gives as intersection with the cutting edge profile point pint. (3) Draw a circle that intersects point pint and is tangent to both straight fitting lines.