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luffer    
变幅机构

变幅机构

Luffer \Luf"fer\ (l[u^]f"f[~e]r), n. (Arch.)
See {Louver}.
[1913 Webster]


Louver \Lou"ver\, Louvre \Lou"vre\, n. [OE. lover, OF. lover,
lovier; or l'ouvert the opening, fr. overt, ouvert, p. p. of
ovrir, ouvrir, to open, F. ouvrir. Cf. {Overt}.] (Arch.)
A small lantern. See {Lantern}, 2
(a) . [Written also {lover}, {loover}, {lovery}, and
{luffer}.]

2. Same as {louver boards}, below
[PJC]

3. A set of slats resembling louver boards, arranged in a
vertical row and attached at each slat end to a frame
inserted in or part of a door or window; the slats may be
made of wood, plastic, or metal, and the angle of
inclination of the slats may be adjustable simultaneously,
to allow more or less light or air into the enclosure.
[PJC]

{Louver boards} or {Louver boarding}, the sloping boards set
to shed rainwater outward in openings which are to be left
otherwise unfilled; as belfry windows, the openings of a
louver, etc.

{Louver work}, slatted work.


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  • Crane Booms and Crane Parts | Crane 101 | Mountain Crane
    Jib Luffing Jib (luffer) A jib is an extension of the main boom that is often somewhat horizontal in relation to the main boom Generally a Jib is fixed, and a Luffer or Luffing Jib is a hinged jib that can be moved up and down in relation to the main boom
  • Luffing-Jib Crane | Tower Cranes
    Naturally electric No diesel engine, avoiding air and noise pollution (very important in built-up areas) Hydraulic luffer: power and precision in congested job sites Maximise in-service and out-of-service areas
  • Luffing Crane - Construction Glossary
    Luffing Crane A luffer or luffing crane is often seen in urban areas where site areas are tight A luffer crane can
  • luffer - Wiktionary, the free dictionary
    These luffer boards are either fixed, or turn on pivots in the styles of their frames; their action, in the latter case, being like that of the common Venetian blinds
  • Weather Words: Luffer | Weather. com
    While the luffer is a storm’s calm point, its opposite, the most intense part of the storm, is called the “ linner ” By signing up you agree to the Terms Privacy Policy
  • Luffer - definition of Luffer by The Free Dictionary
    Define Luffer Luffer synonyms, Luffer pronunciation, Luffer translation, English dictionary definition of Luffer n 1 See Louver Webster's Revised Unabridged Dictionary, published 1913 by G C Merriam Co
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    Definition of LUFFER in the Definitions net dictionary Meaning of LUFFER What does LUFFER mean? Information and translations of LUFFER in the most comprehensive dictionary definitions resource on the web
  • Luffer Definition Meaning | YourDictionary
    Words Near Luffer in the Dictionary lues lues-venerea luetic luff luff-tackle luff-up luffa luffed luffer luffing luffs luft Filter
  • Luffer Definition, Meaning Usage | FineDictionary. com
    Definition of Luffer in the Fine Dictionary Meaning of Luffer with illustrations and photos Pronunciation of Luffer and its etymology Related words - Luffer synonyms, antonyms, hypernyms, hyponyms and rhymes Example sentences containing Luffer
  • luffer - English definition, grammar, pronunciation, synonyms and . . .
    Learn the definition of 'luffer' Check out the pronunciation, synonyms and grammar Browse the use examples 'luffer' in the great English corpus





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