included angle of crest

  • 1trigonometry — trigonometric /trig euh neuh me trik/, trigonometrical, adj. trigonometrically, adv. /trig euh nom i tree/, n. the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the… …

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  • 2ГОСТ 11708-82: Основные нормы взаимозаменяемости. Резьба. Термины и определения — Терминология ГОСТ 11708 82: Основные нормы взаимозаменяемости. Резьба. Термины и определения оригинал документа: 67. Базовая плоскость конической резьбы Базовая плоскость D. Basisebene des kegligen Gewindes Плоскость, перпендикулярная к оси… …

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  • 3National pipe thread — Threaded pipe and elbow. The pipe has a male NPT thread, while the elbow s is female. National Pipe Thread Tapered Thread (NPT) is a U.S. standard for tapered threads used on threaded pipes and fittings. The taper rate for all NPT threads is 1⁄16 …

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  • 4hand 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… …

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  • 5Dam — This article is about structures for water impoundment. For other uses, see Dam (disambiguation). Hoover Dam, a concrete arch gravity dam in Black Canyon of the Colorado River. Lake Mead in the background is impounded by the dam …

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  • 6ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …

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  • 7Borealis quadrangle — The Borealis quadrangle is a quadrangle on Mercury surrounding the north pole down to 65° latitude (see also: geography of Mars).It contains the Goethe Basin, whose diameter of at least convert|400|km|abbr=on makes it the sixth largest impact… …

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  • 8Indian mathematics — mdash;which here is the mathematics that emerged in South Asia from ancient times until the end of the 18th century mdash;had its beginnings in the Bronze Age Indus Valley civilization (2600 1900 BCE) and the Iron Age Vedic culture (1500 500 BCE) …

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  • 9Royal coat of arms of Scotland — Royal coat of arms of the Kingdom of Scotland Versions …

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  • 10Rhinoplasty — For the album by Primus, see Rhinoplasty (album). Rhinoplasty Intervention Rhinoplasty: The lower lateral cartilage (greater alar cartilage) exposed for plastic modification via the left nostril …

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