نتایج جستجو برای: ci engine
تعداد نتایج: 256446 فیلتر نتایج به سال:
a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...
Background: Neonatal mortality rate is an important health index. The present study was conducted to determine the mortality rate and its causes in neonatal intensive care units (NICUS) in Iran. Methods: Online search was done without time limit until June 2018 in several databases, such as PubMed, Web of Science (ISI), Scopus, Mag...
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