F2 layer

/ef" tooh"/.
See under F layer.

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Universalium. 2010.

Look at other dictionaries:

  • sub layer — lower layer …   English contemporary dictionary

  • sub|stra|tum — «suhb STRAY tuhm, STRAT uhm», noun, plural ta or tums. 1. a layer lying under another: »Beneath the sandy soil there was a substratum of clay ten feet thick. 2. a layer of earth lying just under the surface soil; subsoil. 3. Figurative. basis; …   Useful english dictionary

  • sub´soil´er — sub|soil «SUHB SOYL», noun, verb. –n. the layer of earth that lies just under the surface soil: »Below ts layer is a gradual transition to a yellowish stratum of clay…called subsoil (Fred W. Emerson). –v.t. to plow, till, or dig so as to cut into …   Useful english dictionary

  • sub|soil — «SUHB SOYL», noun, verb. –n. the layer of earth that lies just under the surface soil: »Below ts layer is a gradual transition to a yellowish stratum of clay…called subsoil (Fred W. Emerson). –v.t. to plow, till, or dig so as to cut into the… …   Useful english dictionary

  • sub|bing — «SUHB ihng», noun. a thin layer of gelatinous material between the emulsion and the supporting layer of a photographic film or plate; substratum …   Useful english dictionary

  • Sub-band coding — (SBC) is any form of transform coding that breaks a signal into a number of different frequency bands and encodes each one independently. This decomposition is often the first step in data compression for audio and video signals.Basic… …   Wikipedia

  • sub-level — /sub lev euhl/, n. Mining. a drift, dug through ore, into which overlying material, esp. from an upper layer of ore, is caved. * * * …   Universalium

  • sub-level — /sub lev euhl/, n. Mining. a drift, dug through ore, into which overlying material, esp. from an upper layer of ore, is caved …   Useful english dictionary

  • sub|grade — «SUHB GRAYD», noun. a layer of earth or rock below the surface, leveled off as a foundation for a road or structure …   Useful english dictionary

  • Layer Two Tunneling Protocol — L2TP im TCP/IP‑Protokollstapel: Anwendung L2TP Transport UDP Internet IP (IPv4, IPv6) Netzzugang Ethernet Token …   Deutsch Wikipedia

  • Layer 2 Tunneling Protocol — L2TP im TCP/IP‑Protokollstapel: Anwendung L2TP Transport UDP Internet IP (IPv4, IPv6) Netzzugang Ethernet Token …   Deutsch Wikipedia

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