منابع مشابه
Taxonomy of Global Air Transport
Data from the United Nations and the International Civil Aviation Organization Information Systems were used as a base for characterizing, classifying and comparing air transport demand and supply features of 156 countries. Relevant data from 1980 were chosen to reflect five sets of characteristics namely, air transport, 50cm-economic status, population demography, geographical and environmenta...
متن کاملAnalytic Hierarchy Process (AHP); Road Traffic Accident; Rescue; Air Transport
BACKGROUND: Timely delivery of emergency care and reducing the transmission time of injured people to health centers is very effective in reducing the number of deaths and injuries in accidents. The purpose of this study was to evaluate the factors affecting road traffic accident relief in Iran with an emphasis on air transport. METHODS: The present study was performed through resorting to Mul...
متن کاملAir Medical Transport
The history of air medical transport (AMT) dates to before World War I, when the French evacuated soldiers from Serbia using airplanes as ambulances as early as 1915. The first recorded use of a U.S. military air ambulance was in 1918 when an airplane was converted to accommodate a litter patient in the rear cockpit. During World War II, more than 1.1 million sick and wounded soldiers were airl...
متن کاملEffect of air column in transport canisters on measured gas contents of coal
Canister desorption is a widely used technique to measure the gas content of coal. The gas content data, when normalized to volume/weight and multiplied by coal seam mass, is used to estimate the gas in place in an area around the cored hole. However, the gas content and the percentage of each constituent are likely to be influenced by trapped air in the canister at the time of the coal enclosu...
متن کاملClimatological perspectives of air transport
B. Chen, X. D. Xu, S. Yang, and T. L. Zhao State Key Laboratory of Severe Weather, Chinese Academy of Meteorological Sciences, Beijing, 100081, China Laboratory of Cloud-Precipitation Physics and Severe Storms (LACS), Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, 100029, China Key Laboratory for Atmospheric Physics and Environment CMA-Nanjing University of Information ...
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ژورنال
عنوان ژورنال: Ekonomiczne Problemy Turystyki
سال: 2016
ISSN: 1644-0501,2353-3188
DOI: 10.18276/ept.2016.2.34-21