i-shaped cross-section
41glacial valley — ▪ geological formation also called glacial trough stream valley that has been glaciated, usually to a typical catenary, or U shaped, cross section. U shaped valleys occur in many parts of the world and are characteristic features of mountain… …
42Continuously variable transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic Dual …
43I-beam — I beams (also known as W beams or double T esp. in Polish and German) are beams with an I or H shaped cross section ( W stands for wide flange ). The horizontal elements are flanges, while the vertical element is the web. The Euler Bernoulli beam …
44Daspletosaurus — Eumetazoa Daspletosaurus Temporal range: Late Cretaceous, 77–74 Ma …
45DIN rail — 35 mm DIN rail with mounted circuit breaker (rear view) Electrical eq …
46Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …
47Tantō — A nihongo|tantō|短刀|extra= short sword is a common Japanese single or, occasionally, double edged knife or dagger with a blade length between 15 and 30 cm (6 12 inches). The tantō was designed primarily as a stabbing instrument, but the edge can… …
48Tarbosaurus — Bilateria Tarbosaurus Temporal range: Late Cretaceous, 70 Ma …
49Czech hedgehog — Examples of Czech hedgehogs deployed on the Atlantic Wall in the vicinity of Calais …
50belt drive — Pair of pulleys attached to usually parallel shafts and connected by an encircling flexible belt (band) that can serve to transmit and modify rotary motion from one shaft to the other. Most belt drives consist of flat leather, rubber, or fabric… …
