- trapezoidal pass
- 梯形孔型
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
stringed instrument — a musical instrument having strings as the medium of sound production, played with the fingers or with a plectrum or a bow: The guitar, the harp, and the violin are stringed instruments. * * * Any musical instrument that produces sound by the… … Universalium
Point location — The point location problem is a fundamental topic of computational geometry. It finds applications in areas that deal with processing geometrical data: computer graphics, geographic information systems (GIS), motion planning, and computer aided… … Wikipedia
bridge — bridge1 bridgeable, adj. bridgeless, adj. bridgelike, adj. /brij/, n., v., bridged, bridging, adj. n. 1. a structure spanning and providing passage over a river, chasm, road, or the like. 2. a connecting, transitional, or intermediate route or… … Universalium
Ralentisseur — Pour les articles homonymes, voir Dos d âne (homonymie). Un ralentisseur de type bande sonore (Australie) … Wikipédia en Français
National Hockey League — NHL redirects here. For other uses, see NHL (disambiguation). National Hockey League (NHL) Current season or competition: 2011–12 NHL season The NHL Shield Logo … Wikipedia
dulcimer — /dul seuh meuhr/, n. 1. a trapezoidal zither with metal strings that are struck with light hammers. 2. a modern folk instrument related to the guitar and plucked with the fingers. [1560 70; alter. of ME dowcemere < MF doulcemer, dissimilated var … Universalium
printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… … Universalium
Shadow mapping — or projective shadowing is a process by which shadows are added to 3D computer graphics. This concept was introduced by Lance Williams in 1978, in a paper entitled Casting curved shadows on curved surfaces . Since then, it has been used both in… … Wikipedia
British hardened field defences of World War II — Hexagonal pillbox (type 22) British hardened field defences of World War II were small fortified structures constructed as a part of British anti invasion preparations. They were popularly known as pillboxes by reference to their shape.[1] Con … Wikipedia
canals and inland waterways — ▪ waterway Introduction natural or artificial waterways used for navigation, crop irrigation, water supply, or drainage. Despite modern technological advances in air and ground transportation, inland waterways continue to fill a vital … Universalium
Sound reinforcement system — A sound reinforcement system is an arrangement of microphones, electronic signal processors, amplifiers, and loudspeakers that makes live or pre recorded sounds usually music or speech louder, or that distributes the sound to a larger or more… … Wikipedia