| 释义 |
base flashing base flashing[′bās ‚flash·iŋ] (building construction) The flashing provided by upturned edges of a watertight membrane on a roof. Any metal or composition flashing at the joint between a roofing surface and a vertical surface, such as a wall or parapet. base flashing  base flashing 1. The flashing provided by upturned edges of a watertight membrane on a roof. 2. Any metal or composition flashing at the joint between a roofing surface and a vertical surface, such as a wall or parapet. |