difference gauge
121Austria — Austrian, adj., n. /aw stree euh/, n. a republic in central Europe. 8,054,078; 32,381 sq. mi. (83,865 sq. km). Cap.: Vienna. German, Österreich. * * * Austria Introduction Austria Background: Once the center of power for the large Austro… …
122Tanzania — Tanzanian, n., adj. /tan zeuh nee euh/; Swahili. /tahn zah nee ah/, n. a republic in E Africa formed in 1964 by the merger of the republic of Tanganyika and the former island sultanate of Zanzibar (including Pemba and adjacent small islands).… …
123Three-drum boilers — Three drum boiler, casing removed …
124Portugal — <p></p> <p></p> Introduction ::Portugal <p></p> Background: <p></p> Following its heyday as a global maritime power during the 15th and 16th centuries, Portugal lost much of its wealth and status… …
125Electric potential — Electromagnetism Electricity · …
126Rebreather — A fully closed circuit electronic rebreather (Ambient Pressure Diving Inspiration) Acronym CCUBA (Closed Circuit Underwater Breathing Apparatus); CCR (Closed circuit rebreather), SCR (Semi closed rebreather) Uses Breathing set …
127Pressure vessel — Vertical pressure vessels installed in a structure A pressure vessel is a closed container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. The pressure differential is dangerous and many fatal… …
128Ulster and Delaware Railroad — Locale Kingston Point, NY to Oneonta, NY, Hunter, NY Kaaterskill, NY …
