perforated trough

См. также в других словарях:

• Watering trough — Watering Wa ter*ing, a. & n. from {Water}, v. [1913 Webster] {Watering call} (Mil.), a sound of trumpet or bugle summoning cavalry soldiers to assemble for the purpose of watering their horses. {Watering cart}, a sprinkling cart. See {Water}.… …   The Collaborative International Dictionary of English

• pneumatic trough — noun : a trough that is filled with water or mercury for use in collecting gases * * * Chem. a trough filled with liquid, esp. water, for collecting gases in bell jars or the like by displacement. [1820 30] * * * pneumatic trough noun A vessel… …   Useful english dictionary

• Pneumatic trough — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

• textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 …   Universalium

• Solar thermal energy — Solar thermal system for water heating in Santorini, Greece …   Wikipedia

• tea — tealess, adj. /tee/, n. 1. the dried and prepared leaves of a shrub, Camellia sinensis, from which a somewhat bitter, aromatic beverage is prepared by infusion in hot water. 2. the shrub itself, extensively cultivated in China, Japan, India, etc …   Universalium

• printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …   Universalium

• Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …   Wikipedia

• Coal breaker — A coal breaking plant, depicted on a postcard in 1907. A coal breaker was a coal processing plant which broke coal into various useful sizes. Coal breakers also removed impurities from the coal (typically slate) and deposited them into a culm… …   Wikipedia

• 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

• Watering — Wa ter*ing, a. & n. from {Water}, v. [1913 Webster] {Watering call} (Mil.), a sound of trumpet or bugle summoning cavalry soldiers to assemble for the purpose of watering their horses. {Watering cart}, a sprinkling cart. See {Water}. {Watering… …   The Collaborative International Dictionary of English