average maximum pressure
41Diving cylinder — Diving cylinders to be filled at a diving air compressor station …
42Romania — This article is about the modern country. For other uses, see Romania (disambiguation). Romania România …
43Bath, Somerset — Coordinates: 51°23′N 2°22′W / …
44Swaziland — /swah zee land /, n. a kingdom in SE Africa between S Mozambique and the E Republic of South Africa: formerly a British protectorate. 1,031,600; 6704 sq. mi. (17,363 sq. km). Cap.: Mbabane. * * * Swaziland Introduction Swaziland Background:… …
45Tractive effort — (abbr. TE) is the pulling force exerted, normally by a locomotive, though the term could also be used for anything else that pulls a load. It is normally understood to be the actual force on the locomotive s drawbar or rear coupler. When a bare… …
46Cutoff (steam engine) — In a steam engine, cutoff is the point in the piston stroke at which the inlet valve is closed. On a steam locomotive, the cutoff is controlled by the reverser. The point at which the inlet valve closes and stops the entry of steam into the… …
47Metering pump — A metering pump is a pump used to pump liquids at adjustable flow rates which are precise when averaged over time. Delivery of fluids in precise adjustable flow rates is sometimes called metering. The term metering pump is based on the… …
48Circulatory system of the horse — The heart of the great racehorse Phar Lap. The circulatory system of the horse consists of the heart, the blood vessels, and the blood. Contents 1 Anatomy of the circulatory system …
49Geography of Switzerland — Continent Europe Region Western/Central Europe Coordinates 47° N 8° E Area Ranked 134 …
50Turbomolecular pump — A turbomolecular pump is a type of vacuum pump, superficially similar to a turbopump, used to obtain and maintain high vacuum. These pumps work on the principle that gas molecules can be given momentum in a desired direction by repeated collision …
