| 释义 |
ˈundercloak, n. Building.
Also under-cloak.
[f. under-1 5 b.]
The lower of two layers of building material used to form a watertight covering; spec. (a) the lower of two metal sheets whose edges form a joint on the flat; (b) a layer of material, usu. tiles or cement, laid under the outermost layer of tiles at eaves or verges.
1896J. W. Hart External Plumbing Work xii. 68 Having laid the first bay in its place, the under-cloak of the roll end is the next thing to consider. 1913J. H. Markham et al. Building Construction II. 136 Verges should have a slate undercloak bedded solidly on the wall. 1934A. G. Geeson Gen. Building Repairs III. 925 The tile undercloak, or soffit course, is especially valuable where the treatment includes any form of bargeboard. 1962A. L. Townsend Plumbing xi. 112 Capillarity is likely to occur at a drip joint in sheet lead, which is really a lap between the vertical undercloak and the vertical, close-fitting overcloak. 1989Building Today 22 June 32/2 Fill the gap between undercloak and slates with mortar of 1:3 cement and sand, coloured to match the slates. |