preform

Englisch - Türkisch

Definition von preform im Englisch Türkisch wörterbuch: (İnşaat) ön biçim; (İnşaat) ham yapı; son şeklini vermek; önceden biçimlendirmek; arzulanan şekli vermek; önceden şekillendirmek; önceden biçimlendirme; (Gıda) ön şekillendirilmiş; önkalıp
preformed: Önceden Şekillendirilmiş
preforms: preformlar
preformation: (Tıp) Döllenmiş ovum'da canlının başalngıçtan itibaren, türe hastam oluşmuş en küçük şeklinin bulunduğunu ve gebelki boyunca biçim değiştirmeksizin sadece gelişim gösterdiğini kabul eden eski tıp görüşü, preformasoyn teorisi
preformed: önceden oluşmuş

Englisch - Englisch

Definition von preform im Englisch Englisch wörterbuch: Common misspelling of perform; An object that has undergone preliminary shaping but is not yet in its final form; A word that is no longer in use, but has been reconstructed from current ones; To shape something before some other operation; The rough, incomplete and unused basic form of a stone tool; form or shape beforehand or determine the shape of beforehand; {v} to form or fashion beforehand; A fibrous reinforcement pre-shaped on a mandrel or mock-up to approximate contour and thickness desired in the finished part; An early preliminary stage in the reduction manufacture of a flaked stone artifact; form or shape beforehand or determine the shape of beforehand form into a shape resembling the final, desired one; An assembly of dry fabric and fibers which has been prepared for one of several different wet resin injection processes A preform may be stitched or stabilized in some other way to hold its shape A commingled preform may contain thermoplastic fibers and may be consolidated by elevated temperature and pressure without resin injection; the compressed cylinder of PTFE resin that is used to extrude into raw tubing Also called a billet; In plastics, a compressed table or biscuit of plastic composition used for efficiency in handling and accuracy in weighing materials Also an injection molded parison which is blow molded by a second step into a plastic bottle; {f} mold beforehand, form in advance; shape in advance; assemble beforehand; An early stage in the manufacture of a flaked stone artifact usually with a roughly oval, elliptical or triangular outline Preforms which are roughly shaped, were intended to be finished at a later date into a point or blade In general, the preform was a finished "blank" that lacked only the knapping of the hafting area details for completion of the final implement; Compact mass of premixed plastic material that has been prepared for convenient handling and control of uniformity during the mold loading process; form into a shape resembling the final, desired one; A fibrous or particulate reinforcement preshaped to approximate contour and thickness desired in the finished part; A glass structure from which an optical fiber waveguide may be drawn; A plastic test tube shaped part produced by injection molding systems in the first step of a two-stage injection molding and blow molding process used to produce PET bottles or containers The perform is subsequently re-heated and stretch blown through a blow molding process into the final container shape; A object that has undergone preliminary shaping but is not yet in its final form; The glass rods from which an optical fiber waveguide is drawn; A preform is an assembly of reinforcement that is preshaped,pre-oriented,and formed to near-net shape; To form beforehand, or for special ends; Used in the blow molding processes A heat-softened polymer is formed into a shape similar to a thick test tube with neck threads This tube is subsequently inflated while inside a blow mold to create the shape of the desired article; The glass rod from which optical fiber is drawn; A fibrous reinforcement preshaped to approximate contour and thickness desired in the finished part
preformation: Prior formation
preformation: Any early theory that organisms are fully developed when created and just increase in size
preformed: formed, constructed or assembled in advance
preformed: Simple past tense and past participle of preform
preformation: {i} act of shaping in advance; prior creation, previous production; act of previously taking shape, act of being formed beforehand
preformation: An old theory of the preëxistence of germs
preformation: a theory (popular in the 18th century and now discredited) that an individual develops by simple enlargement of a tiny fully formed organism (a homunculus) that exists in the germ cell
preformation: Emboîtement
preformation: Cf
preformed: {s} shaped in advance, molded ahead of time; created in advance, produced beforehand
preforms: plural of preform
preforms: third-person singular of preform