| 释义 |
hammer beam
hammer beam n (Building) either of a pair of short horizontal beams that project from opposite walls to support arched braces and struts hammer beam
hammer beam1. One of a pair of short horizontal members, attached to the foot of a principal rafter, located within a roof structure in place of a tie beam. See also: beam2. One of a pair of short horizontal members, attached to the foot of a principal rafter, located within a roof structure in place of a tie beam.hammer beam  hammer beam: A One of a pair of short horizontal members attached to the foot of a principal rafter in a roof, in place of a tie beam. |