fixed nitrogen

fixed nitrogen
связанный азот

nitrogen packer — аппарат для упаковывания в атмосфере азота

nitrogen generating plant — установка для производства азота

controlled nitrogen box — бокс с защитной атмосферой азота

liquid nitrogen refrigeration — охлаждение жидким азотом

synthetic fixed nitrogen — синтетический связанный азот


The English-Russian dictionary general scientific. 2015.

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Смотреть что такое "fixed nitrogen" в других словарях:

  • fixed nitrogen — sujungtasis azotas statusas T sritis chemija apibrėžtis Junginiuose esantis NH₄⁺, NO₃⁻,NH₂⁻ pavidalo azotas. atitikmenys: angl. bound nitrogen; combined nitrogen; fixed nitrogen rus. связанный азот …   Chemijos terminų aiškinamasis žodynas

  • Nitrogen fixation — is the natural process, either biological or abiotic, by which nitrogen (N2) in the atmosphere is converted into ammonia (NH3).[1] This process is essential for life because fixed nitrogen is required to biosynthesize the basic building blocks of …   Wikipedia

  • Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …   Wikipedia

  • Nitrogen cycle — Schematic representation of the flow of nitrogen through the environment. The importance of bacteria in the cycle is immediately recognized as being a key element in the cycle, providing different forms of nitrogen compounds assimilable by higher …   Wikipedia

  • nitrogen fixation — 1. any process of combining atmospheric nitrogen with other elements, either by chemical means or by bacterial action: used chiefly in the preparation of fertilizers, industrial products, etc. 2. this process as performed by certain bacteria… …   Universalium

  • nitrogen fixation — The incorporation of atmospheric nitrogen into ammonia by various bacteria, catalysed by nitrogenase. This is an essential stage in the nitrogen cycle and is the ultimate source of all nitrogen in living organisms. In the sea, the main nitrogen… …   Dictionary of molecular biology

  • nitrogen-fixing bacteria — ▪ biology and ecology       microorganisms capable of transforming atmospheric nitrogen into fixed nitrogen, inorganic compounds usable by plants. More than 90 percent of all nitrogen fixation is effected by them.       Two kinds of nitrogen… …   Universalium

  • fixed — [fikst] adj. 1. firmly placed or attached; not movable 2. established; settled; set [a fixed price] 3. steady; unmoving; resolute [a fixed purpose] 4. remaining in the same position relative to the earth [a fixed satellite] 5. persisting… …   English World dictionary

  • nitrogen cycle — the continuous sequence of events by which atmospheric nitrogen and nitrogenous compounds in the soil are converted, as by nitrification and nitrogen fixation, into substances that can be utilized by green plants, the substances returning to the… …   Universalium

  • Nitrogen laser — A 337nm wavelength and 170 µJ pulse energy 20 Hz cartridge nitrogen laser A nitrogen laser is a gas laser operating in the ultraviolet range[1] (typically 337.1 nm) using molecular nitrogen as its gain medium, pumped by an electrical… …   Wikipedia

  • nitrogen cycle — /ˈnaɪtrədʒən saɪkəl/ (say nuytruhjuhn suykuhl) noun the continuous circulation of nitrogen and nitrogen compounds in nature between the atmosphere, the soil, and the various organisms to which nitrogen is essential. The nitrogen cycle describes… …  


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