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during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...
this ethnographic case study research was carried out in a private school setting in the context of iran. the research tried to explore the analysis and identity construction of a group of learners and teachers along with the content analysis of books on the basis of four types of commodified, political, national and narrative identities. how english language learners and teachers in an informa...
INTRODUCTION Rdonor nephrectomy (LDN)(1,2) and now it is performed in the most major transplant centers for donor nephrectomy. Further attempts are made to make this minimally invasive technique more acceptable for donors by introducing transumbilical and pfannenstiel laparoendoscopic single site surgery (LESS) nephrectomy.(3,4) not only more cosmetic comparing to standard laparoscopy (SL), but...
Life-history theory predicts that small species will exhibit short life-spans and fast growth rates; however, previous studies indicate that a positive relationship between size and maximum age may not be universally applicable to coral reef fishes. Here, we investigate the growth and life-span of 5 small species of coral reef goby (family Gobiidae): Istigobius goldmanni, Asterropteryx semipunc...
Economists have long thought of technological progress as a primary determinant of rising living standards over time. One might think of technological progress as increasing the “effectiveness” of labor, thereby raising the amount of output that each unit of labor can produce. The purpose of this paper is to ask whether, as an empirical matter, technological progress increases the productivity ...
conservatively. None of the patients had sensory, speech, chewing and laughing problems after surgery. Temporary sagging of upper lip related to levator muscle damage was seen in one patient, but it improved at 6th month. Three patients were good and 7 patients were very good satisfied with nasal shape and face symmetry. Nine patients reported that the donor side of the face looked like younger...
The diagnosis of late life hypogonadism is controversial. For the purposes of discussion, it is suggested that treatment of late life hypogonodism requires the presence of symptoms, a low level of circulating free or bioavailable testosterone level and a positive response to treatment. While this may appear to be a radical proposal, we believe it represents the most rigorous scientific approach...
the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...
abstract the third millennium has started, but the world is facing with serious challenges in achieving international security and peace. various human rights violations have lead the states to find means to protect human rights. also article 55 of the united nations charter introduces the respect to human rights and fundamental freedom as the most suitable ways to realize peace and security. ...
introduction: topographic anatomy of the tendons and ligaments in healthy cases provides a normal atlas to diagnose abnormalities. the aim of this study was to provide ultrasonography description of the palmar tendons and ligaments of the anatoly donkey. methods: the metacarpal regions of 6 healthy anatoly donkeys were prepared for ultrasonography and divided to 6 levels (1a, 1b, 2a, 2b, 3a, 3b...
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