base sheet

base sheet
an impregnated, saturated, or coated felt placed as the first ply in some low-slope roof systems.

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  • Base sheet — Основной лист; Оригинал …   Краткий толковый словарь по полиграфии

  • Sheet film — is large format and medium format photographic film supplied on individual sheets of acetate or polyester film base rather than rolls. Sheet film was initially supplied as an alternative to glass plates. The most popular size measures 4×5 inches; …   Wikipedia

  • sheet — sheet1 [shēt] n. [ME schete < OE sceat, piece of cloth, lappet, region, akin to Ger schoss, lap, ON skaut, lappet: for prob. IE base see SHOOT] 1. a large, rectangular piece of cotton, linen, etc., used on a bed, usually in pairs, one under… …   English World dictionary

  • sheet — ‘cloth’ [OE] and sheet ‘rope attached to a sail’ [OE] are distinct words, although they have a common ancestor. This was the Germanic base *skaut , *skut ‘project’, which also produced English scot free, scuttle ‘sink a ship’, shoot, shot, shout …   The Hutchinson dictionary of word origins

  • sheet — ‘cloth’ [OE] and sheet ‘rope attached to a sail’ [OE] are distinct words, although they have a common ancestor. This was the Germanic base *skaut , *skut ‘project’, which also produced English scot free, scuttle ‘sink a ship’, shoot, shot, shout …   Word origins

  • Sheet mulching — is a gardening and landscaping method that allows planting into or on top of the ground and is a form of no dig gardening: the process of covering any base or unwanted plant material including weeds, old lawn or open ground with a layers of… …   Wikipedia

  • sheet — {{11}}sheet (n.1) O.E. sciete (W.Saxon), scete (Mercian) cloth, covering, from P.Gmc. *skautijon, from base *skauta project (Cf. O.N. skaut corner of cloth, Goth. skauts seam, hem of a garment; Du. schoot Ger. Schoß bo …   Etymology dictionary

  • Base Brown — Infobox Mountain Name = Base Brown Photo = Base Brown from Seathwaite.jpg Caption = Base Brown from the road to Seathwaite, near the Borrowdale Yews. Elevation = 646 metres (2,119 ft) Location = Cumbria, ENG Range = Lake District, Western Fells… …   Wikipedia

  • Base [basic] sheet — Основной лист, основной оригинал (в негативном гравировании) …   Краткий толковый словарь по полиграфии

  • Ice sheet dynamics — describe the motion within large bodies of ice, such those currently on Greenland and Antarctica. Ice motion is dominated by the movement of glaciers, whose gravity driven activity is controlled by two main variable factors: the temperature and… …   Wikipedia

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