- both-way signal indications
- двухсторонние сигнализации
Англо-русский железнодорожный словарь. 2013.
Англо-русский железнодорожный словарь. 2013.
Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… … Wikipedia
Railway semaphore signal — One of the earliest forms of fixed railway signal is the semaphore. These signals display their different indications to train drivers by changing the angle of inclination of a pivoted arm . Semaphore signals were patented in the early 1840s by… … Wikipedia
North American railway signaling — For the actual physical signals, see North American railroad signals. Standards for North American railway signaling in the United States are issued by the Association of American Railroads (AAR), which is a trade association of the railroads of… … Wikipedia
Australian railway signalling — Just as the railways of Australia has suffered issues from incompatible rail gauges, the different states have tended to go their own way regarding railway signalling practice.New South WalesThe signalling system in New South Wales consists… … Wikipedia
Cab signalling — is a railroad safety system that communicates track status information to the train cab (driving position), where the engineer or driver can see the information. The simplest systems display the trackside signal aspect (typically, green, yellow… … Wikipedia
Unusual uses of traffic lights — Unusual uses of traffic lights, as used in various regional locations, may for example include traffic lights used in a non standard fashion, or in a non standard arrangement, or for specific traffic. Alternating Alternates (Flashing Lights) In… … Wikipedia
2008 Chatsworth train collision — This article is about the 2008 Metrolink train collision in Los Angeles. For the 1887 train collision at Great Chatsworth, Illinois, see 1887 Great Chatsworth train wreck. Chatsworth train collision Resc … Wikipedia
PATCO Speedline — Overview Type Rapid transit Locale Philadelphia, Pennsylvania and … Wikipedia
Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… … Universalium
international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… … Universalium
biblical literature — Introduction four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha. The Old… … Universalium