Англо-русский словарь по авиационным и ракетным базам. - М.: Военное издательство министерства обороны Союза ССР. Составители: С. М. Никитин, Ю. И. Хрущев. 1962.
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
Tunnel — This article is about underground passages. For other uses, see Tunnel (disambiguation). Underground tunnel for heatpipes between Rigshospitalet and Amagerværket in Denmark … Wikipedia
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
Kolkata Metro — Infobox Public transit imagesize = 300px name = Kolkata Metro locale = Kolkata, India transit type = Rapid transit began operation = 1984 system length = 16.5 km lines = 2 stations = 17 ridership = track gauge = Broad Gauge operator = Metro… … Wikipedia
Types of concrete — There are many types of concrete, variations of installation, composition, finish and performance characteristics. A highway paved with concrete … Wikipedia
Chicago Tunnel Company — Under the streets of Chicago, pre 1906. Locale Illinois Dates of operation 1906–1959 T … Wikipedia
Nanotechnology — Part of a series of articles on … Wikipedia
Metamaterial cloaking — Electromagnetism Electricity · … Wikipedia
Carbon nanotube — Not to be confused with Carbon fiber. Part of a series of articles on Nanomaterials Fullerenes … Wikipedia
railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… … Universalium
Nantenna — Figure 1. Spectral irradiance of wavelengths in the solar spectrum. The red shaded area shows the irradiance at sea level. There is less irradiance at sea level due to absorption of light by the atmosphere. A nantenna (nanoantenna) is a… … Wikipedia
