نتایج جستجو برای: and 3 perforated plastic tunnel mp15

تعداد نتایج: 17118442  

Journal: :Chemosphere 2003
Diego A Moreno Gemma Víllora Juan M Ruiz Luis Romero

Soils contaminated with low levels of heavy metals and other trace elements are now frequently used for vegetable growing. In this situation, heavy metals and trace elements from these polluted soils may accumulate in the agricultural plants being grown in them and thereby enter the human food chain. The objectives of this study are to elucidate the effects of growth conditions, manipulated by ...

Journal: :Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2011
Pisit Lertwanich Cesar A Q Martins Shigehiro Asai Sheila J M Ingham Patrick Smolinski Freddie H Fu

PURPOSE The purpose of this study was to evaluate intraobserver and interobserver reliability of anterior cruciate ligament tunnel location measurement by use of 3-dimensional reconstructed computed tomography (CT). METHODS Three-dimensional reconstructed CT images of 31 cadaveric knees were used in this study. Twenty-one knees were operated on with a double-bundle technique, and ten knees we...

Journal: :Journal of Pressure Vessel Technology-transactions of The Asme 2021

Abstract The expansion induced by cold working is a common process that generates residual stresses. It used when fatigue damage accumulation and life reduction of aluminum alloy perforated plates an issue in the aeronautics industry. This attractive solution to extend lifetime these structures. aims at generating stresses increases thereby strength hollow parts including with holes commonly ma...

Journal: :Agriculture 2021

In response to urgent demand raise awareness of the nutritional and health benefits tomato consumption advocate for healthy diets through increased sustainable production fruits vegetables, this study is intended promote a balanced lifestyle, sharing best practices consumption. The aim research was compare effects growing system (field vs. plastic tunnel) genotype characteristics organic improv...

ژورنال: علوم آب و خاک 2018
خانخانی زوراب, رضا, کاشفی پور, محمود,

The purpose of this study was to evaluate two perforated sills in the stilling basin and their impact on characteristics of the hydraulic jump, such as the length of the roller of hydraulic jump, decrease in the secondary depth of the hydraulic jump, and the required tailwater depth. Also, the optimal distance of two perforated sills from the beginning of the stilling basin with a fixed height ...

Background: The purpose of this study was to introduce a technical tip for the preparation of tibial tunnel in a posteriorcruciate ligament (PCL) reconstruction to reduce the chance of popliteal artery injury and duration of the surgery.Methods: This study included 18 patients who underwent PCL reconstructions at Imam Khomeini University Hospital,Tehran, Iran, between 2016 and...

Journal: :Journal of environmental monitoring : JEM 2002
Pedro Afonso de P Pereira Jailson B de Andrade Antonio H Miguel

Motor vehicles constitute a significant source of polycyclic aromatic hydrocarbon (PAH) emissions to the atmosphere. Particle-phase priority pollutant PAH concentrations and total suspended particle mass (TSP) were measured in the Lapa bus station and the Americo Simas Tunnel, located in the city of Salvador, Brazil. Separate samples were collected at the bus station at different times of the d...

Journal: :International Journal of Medical and Biomedical Studies 2020

Journal: :Minerals 2023

The characteristics of plastic zone are a critical basis for the control and stability analysis surrounding rock roadways. This paper aims to investigate rationality applicability numerical methods deep jointed Based on detailed investigation experiments, distribution roadway under different GSI values buried depths was analyzed by analytical methods, parameter reduction, equivalent mass techno...

2005
Nadia Ansini Andrea Braides

A well-known result on the asymptotic behaviour of Dirichlet problems in perforated domains shows the appearance of a ‘strange’ extra term as the period of the perforation tends to 0. In a paper by Cioranescu and Murat [10] (see also e.g. earlier work by Marchenko Khrushlov [17]) the following result (among others) is proved. Let Ω be a bounded open set in R, n ≥ 3 and for all δ > 0 let Ωδ be t...

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