- dual systems
- изч.• дуална система
English-Bulgarian polytechnical dictionary . 2013.
dual systems
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Dual ignition — A Hirth 2702 twin cylinder, two stroke aircraft engine. Equipped with dual ignition, the photo shows the two spark plugs per cylinder. Dual Ignition is a system for spark ignition engines, whereby each cylinder has every critical ignition… … Wikipedia
Dual (grammatical number) — Dual (abbreviated du) is a grammatical number that some languages use in addition to singular and plural. When a noun or pronoun appears in dual form, it is interpreted as referring to precisely two of the entities (objects or persons) identified … Wikipedia
Dual inheritance theory — (DIT), also known as gene culture coevolution, was developed in the late 1970s and early 1980s to explain how human behavior is a product of two different and interacting evolutionary processes: genetic evolution and cultural evolution. DIT is a… … Wikipedia
Dual-tone multi-frequency — (DTMF) signaling is used for telephone signaling over the line in the voice frequency band to the call switching center. The version of DTMF used for telephone tone dialing is known by the trademarked term Touch Tone (canceled March 13, 1984),… … Wikipedia
Dual piping — is a system of plumbing installations used to supply both potable and reclaimed water to a home or business. Under this system, two completely separate water piping systems are used to deliver water to the user. This system prevents mixing of the … Wikipedia
Dual-use technology — Dual use is a term often used in politics and diplomacy to refer to technology which can be used for both peaceful and military aims. It often refers to the proliferation of nuclear weapons, but that of bioweapons is a major issue as well. The… … Wikipedia
Dual format — is a technique used to allow two completely different systems software to reside on the same disk. The term was used on the Amiga and Atari ST platform to indicate that the disk could be inserted into either machine and it would still boot and… … Wikipedia
Dual oxidase 1 — Identifiers Symbols DUOX1; LNOX1; MGC138840; MGC138841; NOXEF1; THOX1 External IDs … Wikipedia
Dual oxidase 2 — Identifiers Symbols DUOX2; LNOX2; NOXEF2; P138 TOX; TDH6; THOX2 External IDs … Wikipedia
Dual flush toilet — A dual flush toilet is a variation of the flush toilet that uses two buttons or handles to flush different levels of water. It was invented by Australian inventor Bruce Thompson in 1980 while working for Caroma,[1] and al … Wikipedia
Dual mode propulsion rocket — Dual mode propulsion systems combine the high efficiency of bipropellant rockets with the reliability and simplicity of monopropellant rockets. Dual mode systems are either hydrazine/N2O4, or MMH/hydrogen peroxide (the former is much more common) … Wikipedia
