- Annular seating
- Civil and Mechanical Engineeringஆண்டு கங்கணத்தளம்
English-Tamil dictionary. 2014.
English-Tamil dictionary. 2014.
Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… … Wikipedia
Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… … Wikipedia
McDonnell Douglas MD-80 — MD 80 series Iberia MD 88 Role … Wikipedia
Junkers Ju 252 — infobox Aircraft name =Ju 252 type =Transport manufacturer =Junkers caption = designer = first flight =October 1941 introduction = retired = status = primary user =Luftwaffe more users = produced = number built =15 unit cost = developed from =… … Wikipedia
Nehru Planetarium — Nehru Planetarium, New Delhi There are five planetariums in India named after India s first Prime Minister, [Jawaharlal Nehru]. Nehru Plantariums are located in Mumbai, New Delhi and Bangalore and there is a Jawahar Planetarium in Allahabad.… … Wikipedia
stringed instrument — a musical instrument having strings as the medium of sound production, played with the fingers or with a plectrum or a bow: The guitar, the harp, and the violin are stringed instruments. * * * Any musical instrument that produces sound by the… … Universalium