vacuum gap
1Vacuum Arc Remelting — (VAR) is a secondary melting process for production of metal ingots with elevated chemical and mechanical homogeneity for highly demanding applications. [ Modeling for Casting Solidification Processing , by Kuang Oscar Yu,CRC; 1st edition… …
2vacuum — ► NOUN (pl. vacuums or vacua) 1) a space entirely devoid of matter. 2) a space from which the air has been completely or partly removed. 3) a gap left by the loss or departure of someone or something important. 4) (pl. vacuums) informal a vacuum… …
3vacuum — [n] emptiness exhaustion, free space, gap, nothingness, rarefaction, space, vacuity, void; concepts 513,740 Ant. fullness …
4Vacuum flask — Thermos redirects here. For other uses, see Thermos (disambiguation). This article is about the vacuum insulated flask. For the flask used in filtration under vacuum, see Büchner flask. Domestic vacuum flask, used for maintaining the temperature… …
5Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
6vacuum advance — A mechanism on the side of the distributor that automatically varies the instant at which the spark occurs as a function of intake manifold vacuum. Vacuum advance provides the additional advance that is needed when the engine is operating at part …
7vacuum — 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) …
8vacuum — [ vakjʊəm] noun (plural vacuums or vacua jʊə) 1》 a space entirely devoid of matter. ↘a space or container from which the air has been completely or partly removed. 2》 a gap left by the loss or departure of someone or something important. 3》… …
9gap — n 1. opening, hole, cavity, space, aperture, orifice, mouth, foramen; breach, separation, break, fracture, rent, rift, fissure, cleft, Archaic. scissure; chink, crack, crevice, cranny; groove, furrow, trench; defile, pass, canyon, gorge, ravine,… …
10Spark-gap transmitter — A spark gap transmitter is a device for generating radio frequency electromagnetic waves. These devices served as the transmitters for most wireless telegraphy systems for the first three decades of radio (1887 ndash;1916) and the first… …
