welding atmosphere
31Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …
32List of Russian people — The Millennium of Russia monument in Veliky Novgorod, featuring the statues and reliefs of the most celebrated people in the first 1000 years of Russian history …
33Titanium — This article is about the chemical element. For other uses, see Titanium (disambiguation). scandium ← titanium → vanadium …
34William Gould Dow — Infobox Scientist name = William Gould Dow birth date = September 30, 1895 birth place = Faribault, Minnesota, U.S. death date = October 17, 1999 (aged 104) death place = Bellevue, Washington, U.S. alma mater = University of Minnesota University… …
35Manhattan Project — This article is about the atomic bomb project. For other uses, see Manhattan Project (disambiguation). Manhattan District The Manhattan Project created the first nuclear bombs. The Trinity test …
36Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… …
37Réacteur à eau bouillante — Un réacteur à eau bouillante ou REB (en anglais BWR pour boiling water reactor) est un type de réacteur nucléaire de puissance actuellement utilisé dans certaines centrales nucléaires électrogènes américaines, japonaises, allemandes, suédoises,… …
38helium — /hee lee euhm/, n. an inert, gaseous element present in the sun s atmosphere and in natural gas, and also occurring as a radioactive decomposition product, used as a substitute for flammable gases in dirigible balloons. Symbol: He; at. wt.:… …
39ВИДЫ СВАРКИ — ГОСТ 2601 84 определяет следующие виды сварки:ручная сварка [manual welding];механизированная сварка [mechanized welding];автоматическая сварка [automatic welding];сварка плавлением [fusion welding];наплавка [surfacing; bulding up welding;… …
40hand 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… …
