RESEARCH ON THE INTERNAL PRESSURE BEHAVIOR OF METAL GAS DISTRIBUTION PIPELINES WITH DIFFERENT TYPES OF TUBING DEFECTS

Research on the internal pressure behavior of metal gas distribution pipelines with different types of tubing defects

The paper aims to approach an important subject related to natural gas distribution networks which, depending on the expansion of the localities, are composed of intercommunicating pipes, pressure reducing stations and branch connections fittings.The urban networks are the most complex ones and the rural areas networks are the simplest.However, irr

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Genetic evidence of multiple invasions and a small number of founders of Asian Palmyra palm (Borassus flabellifer) in Thailand

Abstract Background Borassus flabellifer or Asian Palmyra palm is an important crop for local economies in the South and Southeast Asia for its fruit and palm sugar production.Archeological and historical evidence indicated the presence of this species in Southeast Asia dating back at Exfoliant least 1500 years.B.flabellifer is believed to be origi

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