نتایج جستجو برای: flat cover

تعداد نتایج: 167328  

Journal: Physical Treatments 2017

Purpose: Flat feet associates with altered knee kinematics, kinetics, as well as knee pain. Fatigue of plantar intrinsic foot muscles may increase the navicular drop. However, it is unclear how fatigue influences the knee pain in individuals with flat feet. The purpose of this study was to assess the effect of fatigue on knee kinematics and kinetics in flat feet people during walking. Methods:...

2012
S. M. Kulpa E. A. Leger E. K. Espeland E. M. Goergen

As wildland fire frequency increases around the globe, a better understanding of the patterns of plant community recovery in burned landscapes is needed to improve rehabilitation efforts. We measured establishment of seeded species, colonization of Bromus tectorum and other nonnative annual plants, and recovery of nonseeded native species in topographically distinct areas within five fires that...

2005
Julie Major Antonio DiTommaso Johannes Lehmann

Field trials were conducted on Amazonian Dark Earth soils in the Manaus region, Amazonas, Brazil to assess the composition and impact of weedy vegetation on maize yield. Soil fertility among the Dark Earth varied considerably with differences largely attributable to past-use history. Consequently, maize yield and weed pressure varied among field locations, reflecting these differences in soil f...

Journal: :journal of membrane science and research 0
gohar gholami department of chemical engineering, amirkabir university of technology, no.424, hafez ave., po box 15875-4413, tehran, iran mansooreh soleimani department of chemical engineering, amirkabir university of technology, no.424, hafez ave., po box 15875-4413, tehran, iran maryam takht ravanchi catalyst research group, petrochemical research and technology company, national petrochemical company, tehran, iran

carbon molecular sieve membranes (cmsms) have been considered as very promising candidates for gas separation, in terms of separation properties as well as thermal and chemical stability. due to the numerous advantages and wide applications of carbon membranes, their application for gas separation is of special importance. because of the importance of carbon membranes and a large number of stud...

Journal: :journal of membrane science and research 0
nayef ghasem department of chemical & petroleum engineering, uae university, al-ain city, united arab emirates mohamed al-marzouqi department of chemical & petroleum engineering, uae university, al-ain city, united arab emirates

comin the present study, co2 removal from natural gas stream has been studied using a flat sheet membrane contactor. a three dimensional mathematical model is developed to describe the process. the model considers the transport of a gas mixture containing carbon dioxide and methane through a flat sheet membrane contactor module. the model is based on the non-wetted mode of operation, in which t...

Journal: :iran agricultural research 2008
m. majzoobi a. farahnaky r. ostovan

there are many reports on the application of different hydrocolloids in the production of leavened breads; most of which show positive effects on bread quality. however, there is little information to prove such effect on flat breads. the main aim of this study was to improve the quality of barbari dough and bread (iranian flat bread) in terms of texture, taste and general acceptability of fres...

Journal: :iranian journal of science and technology (sciences) 2008
n. sadegh-zadeh

the main objective of this paper is to find the necessary and sufficient condition of a given finslermetric to be einstein in order to classify the einstein finsler metrics on a compact manifold. the consideredeinstein finsler metric in the study describes all different kinds of einstein metrics which are pointwiseprojective to the given one. this study has resulted in the following theorem tha...

Journal: :bulletin of the iranian mathematical society 0
m. soleimani-damaneh {school of mathematics‎, ‎statistics and computer science‎, ‎college of science‎, ‎university of‎ ‎tehran‎, ‎enghelab avenue‎, ‎tehran‎, ‎iran. m. movahedi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran. d. behmardi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran.

in this paper, we deal with the subdi erential concept onhadamard spaces. flat hadamard spaces are characterized, and nec-essary and sucient conditions are presented to prove that the subdif-ferential set in hadamard spaces is nonempty. proximal subdi erentialin hadamard spaces is addressed and some basic properties are high-lighted. finally, a density theorem for subdi erential set is establi...

Journal: :Quaid-e-awam University research journal of engineering science & technology 2022

The present research is focused to develop the relationship between seam slippage and mechanical properties of sewn fabric by considering spun thread configuration in stitched assembly. Plain twill weave was used for sample development stitch with while sewing machine setting kept constant produce a balanced seam. Different samples are prepared warp weft direction investigation superimposed, fl...

Journal: :Han-guk toyang biryo hakoeji 2023

Concerns on fine dust originated from agricultural lands such as reclaimed tidelands located in the western coastal area of South Korea is increasing. Saemangeum land (RTL), which area, inherently susceptible to windblown due strong westerly winds and relatively flat terrain with few hills or mountains. In addition, RTL has a low organic matter content (<5%) thus soils are also wind erosion. Th...

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