| 释义 |
open web beam open web beam1. A truss with parallel top and bottom chords formed by a pair of angles, employing a web of diagonal struts and used as a beam; the struts connecting the top and bottom chords are also composed of steel bars. See also: beam2. A truss with parallel top and bottom chords formed by a pair of angles, employing a web of diagonal struts and used as a beam; the struts connecting the top and bottom chords are also composed of steel bars. |