نتایج جستجو برای: erosion risk

تعداد نتایج: 971175  

2017
Adam R. Miller Brian J. Linder Laureano J. Rangel David Y. Yang Daniel S. Elliott

PURPOSE To evaluate the impact of incontinence etiology on artificial urinary sphincter (AUS) device outcomes. MATERIALS AND METHODS We identified 925 patients who underwent primary AUS placement from 1983 to 2011. The etiology of incontinence was categorized as radical prostatectomy alone, radical prostatectomy with radiation, benign prostate resection, and those with cryotherapy as a salvag...

Journal: :journal of water sciences research 2011
m saneie b.s mosavi

river banks are exposed to bank erosion and destruction. one of the river engineering goals is to provide human life requirements and reduce river danger. so spreading extent of this phenomenon, whose risk and other important factors must be recognized. using groins is one of the control ways that by accurate design and accurate performance, bank erosion control and field reclamation would be p...

2007
Petra Scheutzel

Dental erosion due to intrinsic factors is caused by gastric acid reaching the oral cavity and the teeth as a result of wmiting or gastroesophageal reflux. Since clinical manifestation of dental erosion does not occur until gastric acid has acted 011 the dental hard tissues regularly over a period of several years. dental erosion caused by intrinsic factors has been observed only in those disea...

A. Ranjbar Fordoei R. Mirzaei S. Heydarnejad S.H. Mousavi

Identifying suitable models for estimating soil erosion is one of the most importantissues facing decision makers and managers in comprehensive planning and management ofsoil and water. In this research, with the purpose of estimating soil erosion in LorestanProvince, the conventional SLEMSA method was jointly used with OWA (orderedweighted avera...

Extended abstract 1- Introduction      Land use includes all types of land uses to meet different human needs. In other words, land use refers to the type of human use of land, and this type of use is related to the value of the land and (its) natural characteristics. To understand and identify, land use changes using satellite data to provide a broad and integrated view of an area, reproduci...

2010
Ping Wang Huan Cai Lin Jian Hong Chen Huan You Liang

BACKGROUND Dental erosion has been investigated in developed and developing countries and the prevalence varies considerably in different countries, geographic locations, and age groups. With the lifestyle of the Chinese people changing significantly over the decades, dental erosion has begun to receive more attention. However, the information about dental erosion in China is scarce. The purpos...

Journal: :تحقیقات جغرافیایی 0
مریم بیاتی خطیبی دانشگاه تبریز

meanders are among the important characteristics of some rivers that flow in semi-arid regions. swift displacement along the river's flow, change in the location of the central ridge and bank erosion leateral erosion are resulted from making meander in the river's flow. meanders in river courses on north east slopes of sahand (located in 46ëš 43ì to 47ëš 15ì e and from 36ëš 05ììì...

Journal: :Int. J. Applied Earth Observation and Geoinformation 2010
Katrin Meusburger Dominik Bänninger Christine Alewell

Soil erosion rates in alpine regions are related to high spatial variability complicating assessment of risk and damages. A crucial parameter triggering soil erosion that can be derived from satellite imagery is fractional vegetation cover (FVC). The objective of this study is to assess the applicability of normalized differenced vegetation index (NDVI), linear spectral unmixing (LSU) andmixtur...

2013
ALINA M. PICOS SIMINA POENAR ALEXANDRA OPRIS ALEXANDRA CHIRA MARIUS BUD ANTONELA BERAR ANDREI PICOS DAN L. DUMITRASCU

BACKGROUND Dental erosions are determined by a mechanism involving increased oral acidity. Gastro-esophageal reflux disease (GERD) represents the pathological reflux of gastric content into the oral cavity, affecting the hard dental tissues integrity, with a major risk of advanced tooth wear. AIM This study aims to investigate the prevalence of dental erosions in GERD patients, in order to ob...

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