atmosferos priemaišos — statusas T sritis ekologija ir aplinkotyra apibrėžtis Medžiagos (dulkės, drėgmės lašeliai, ledo kristalai), pakibę atmosferos ore. atitikmenys: angl. atmospheric impurities vok. verunreinigende Bestandteile der Atmosphäre rus. загрязняющие… … Ekologijos terminų aiškinamasis žodynas
verunreinigende Bestandteile der Atmosphäre — atmosferos priemaišos statusas T sritis ekologija ir aplinkotyra apibrėžtis Medžiagos (dulkės, drėgmės lašeliai, ledo kristalai), pakibę atmosferos ore. atitikmenys: angl. atmospheric impurities vok. verunreinigende Bestandteile der Atmosphäre… … Ekologijos terminų aiškinamasis žodynas
загрязняющие атмосферу вещества — atmosferos priemaišos statusas T sritis ekologija ir aplinkotyra apibrėžtis Medžiagos (dulkės, drėgmės lašeliai, ledo kristalai), pakibę atmosferos ore. atitikmenys: angl. atmospheric impurities vok. verunreinigende Bestandteile der Atmosphäre… … Ekologijos terminų aiškinamasis žodynas
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
Ice — This article is about water ice. For the broader concept of ices as used in the planetary sciences, see volatiles. For other uses, see Ice (disambiguation) … Wikipedia
petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… … Universalium
metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… … Universalium