- vacuum hole
- Техника: вакуум-скважина
Универсальный англо-русский словарь. Академик.ру. 2011.
vacuum hole
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Vacuum energy — is an underlying background energy that exists in space even when devoid of matter (known as free space). The vacuum energy is deduced from the concept of virtual particles, which is itself derived from the energy time uncertainty principle. Its… … Wikipedia
hole — n Hole, hollow, cavity, pocket, void, vacuum are comparable when they mean an open or unfilled space in a thing. Hole may apply to an opening in a solid body that is or that suggests a depression or an excavation {those holes where eyes did once… … New Dictionary of Synonyms
Vacuum casting — is a means of casting small metal parts or jewelry that have fine detail or for casting various plastic materials. A porous or vented mold is used and is placed on a table or container where vacuum is applied. The liquid to be cast will be driven … Wikipedia
vacuum — n void, cavity, *hole, hollow, pocket … New Dictionary of Synonyms
Vacuum cleaner — Cylinder vacuum cleaner for home use. French train vacuum cleaner … Wikipedia
hole — I (New American Roget s College Thesaurus) n. opening, aperture, gap, cavity; excavation, hollow; slot, puncture; dungeon; cave; space. See concavity, abode, interval. II (Roget s IV) n. 1. [A perforation] Syn. notch, puncture, slot, eyelet,… … English dictionary for students
vacuum — noun 1) people longing to fill the spiritual vacuum in their lives Syn: emptiness, void, nothingness, vacancy, absence, black hole 2) the political vacuum left by the emperor s death Syn: gap, space, lacuna, void 3) … Thesaurus of popular words
hole — Synonyms and related words: Augean stables, Babylon, CAT, Gomorrah, Sodom, abode, abri, abysm, abyss, aerospace, aerosphere, air hole, air pocket, airspace, alveolation, alveolus, antre, antrum, aperture, area, armpit, arroyo, asylum, auger,… … Moby Thesaurus
Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat … Wikipedia
Timeline of black hole physics — Timeline of black hole physics* 1640 Ismael Bullialdus suggests an inverse square gravitational force law * 1684 Isaac Newton writes down his inverse square Law of universal gravitation * 1758 Rudjer Josip Boscovich develops his Theory of forces … Wikipedia
White hole — In astrophysics, a white hole is the theoretical time reversal of a black hole. Whilea black hole acts as a vacuum, sucking up any matter that crosses the event horizon, a white hole acts as a source that ejects matter from its event horizon. The … Wikipedia
