light-gauge section

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• Light Dark Matter — refers to Dark Matter WIMP candidates with masses less than 1 GeV. [cite conference |first=M. |last=Cassé |authorlink= |coauthors=Fayet, P. |title=Light Dark Matter |booktitle= |pages= |publisher= |conference=21st IAP Colloquium Mass Profiles and …   Wikipedia

• Light Rail (MTR) — Light Rail 輕鐵 A Light Rail tr …   Wikipedia

• Gauge blocks — (also known as gage blocks, Johansson gauges, slip gauges, or Jo blocks) are precision ground and lapped measuring standards. They are used as references for the setting of measuring equipment such as micrometers, sine bars, dial indicators (when …   Wikipedia

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• Dual gauge — Track gauge by size Broad gauge Sta …   Wikipedia

• Light rail in North America — The term light rail was coined in 1972 by the U.S. Urban Mass Transit Association (UMTA) to describe new streetcar transformations which were taking place in Europe and the United States. The Germans used the term stadtbahn to describe the… …   Wikipedia

• Gauge theory — For a generally accessible and less technical introduction to the topic, see Introduction to gauge theory. In physics, a gauge theory is a type of field theory in which the Lagrangian is invariant under a continuous group of local transformations …   Wikipedia

• Leek and Manifold Valley Light Railway — Infobox rail railroad name=Leek and Manifold Valley Light Railway gauge=RailGauge|30 start year=1904 end year=1934 length=8 frac14; miles hq city=Leek locale=England successor=AbandonedThe Leek and Manifold Valley Light Railway (L MVLR) was a… …   Wikipedia

• Narrow gauge railways in China — The gauge for the most of the China national railway network is standard gauge. Currently, in the national railway network, only Kunming Hekou Railway uses narrow gauge, and it is expected to be converted into standard gauge soon. In addition,… …   Wikipedia

• Break-of-gauge — With railways, a break of gauge is where a line of one gauge meets a line of a different gauge. Trains and rolling stock cannot run through without some form of conversion between gauges, and freight and passengers must otherwise be transloaded.… …   Wikipedia

• Narrow gauge railway — Track gauge by size Broad gauge St …   Wikipedia