- concave surfaces
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English-Bulgarian polytechnical dictionary . 2013.
concave surfaces
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Concave — A concave set. The word concave means curving in or hollowed inward, as opposed to convex. The former may be used in reference to: Concave lens, a lens with inward curving (concave) surfaces. Concave polygon, a polygon which is not convex.… … Wikipedia
biconcave — Concave on two sides; denoting especially a form of lens. SYN: concavoconcave. * * * bi·con·cave .bī (.)kän kāv, ( )bī kän . adj concave on both sides <biconcave vertebrae> <a biconcave lens> bi·con·cav·i·ty .bī (.)kän kav ət ē n, pl… … Medical dictionary
Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra … Wikipedia
surface — The outer part of any solid. SYN: face (2) [TA], facies (2) [TA]. [F. fr. L. superficius, see superficial] acromial articular s. of clavicle SYN: acromial facet of clavicle. anterior s. [TA] the s. of a … Medical dictionary
View factor — In Radiative heat transfer, a view factor F {A arr B} is the proportion of all that radiation which leaves surface A and strikes surface B.In a complex scene there can be any number of different objects, which can be divided in turn into even… … Wikipedia
sculpture — sculptural, adj. sculpturally, adv. /skulp cheuhr/, n., v., sculptured, sculpturing. n. 1. the art of carving, modeling, welding, or otherwise producing figurative or abstract works of art in three dimensions, as in relief, intaglio, or in the… … Universalium
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Corannulene — IUPAC name … Wikipedia
Irritant diaper dermatitis — Diaper rash Classification and external resources Unused disposable diaper ICD 10 L … Wikipedia
compass plane — noun a plane with a flexible face that can plane concave or convex surfaces • Syn: ↑circular plane • Hypernyms: ↑plane, ↑carpenter s plane, ↑woodworking plane * * * noun : circular plane … Useful english dictionary
Sintering — is a method used to create objects from powders. It is based on atomic diffusion. Diffusion occurs in any material above absolute zero but it occurs much faster at higher temperatures. In most sintering processes the powdered material is held in… … Wikipedia
