نتایج جستجو برای: except ardebil
تعداد نتایج: 111775 فیلتر نتایج به سال:
This paper inspects the misaligned motors by using diagnostic medium such as current, flux and instantaneous power signal. Misalignments in machines can cause decrease in efficiency and in the long-run it may cause disastrous failure because of unnecessary vibration, stress on motor & bearings and short-circuiting in stator and rotor windings. The measurements have been performed at full-load t...
Several branches of the potential outcome causal inference literature have discussed merits blocking versus complete randomization. Some concluded it can never hurt precision estimates, and some hurt. In this paper, we reconcile these apparently conflicting views, give a more thorough discussion what guarantees no harm, discuss how other aspects blocked design cost, all in terms precision. We d...
Background and objectives: Cancer is the third leading cause of mortality and morbidity in Iran and kills out about 30000 people a year. The drugs used to treat cancer have many side effects. So developing novel and effective drugs with lower side effects has a great importance. Located in the north-west of Iran, Ardebil province has a rich plant diversity which the biological ...
Background and Amis: Unbalanced spatial distribution of industries in most regions of the developing countries, can be have undesirable economic, environmental and social effects. Understanding the spatial distribution patterns of industries is essential for their planning and distribution in the regions.The aim of present study is to analyze the distribution and spatial patterns of Ardabil pr...
Background: Gastric cancer (G.Ca) is significantly more prevalent in north western than central Iran. Growing evidence has related Helicobacter pylori (H.P) to G.Ca worldwide. We assessed the prevalence of H.P infection in high (Ardebil) and low (Yazd) prevalence of G.Ca provinces of Iran. Methods: Cluster sampling of healthy population aged less than 20 years was performed in Ardebil and Yazd ...
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