نتایج جستجو برای: area reduction
تعداد نتایج: 1045979 فیلتر نتایج به سال:
gastric ulcer is one of the most prevalent gastrointestinal (gi) disorders, which affects approximately 5-10% of people during their life. in recent years, plentiful works have been carried out on herbal medicine to clarify their potential efficacy in gastric ulcer prevention or management. tripleuro-spermum disciforme is one of the indigenous plants that is readily available and has been tradi...
Soil development and variability of soil properties on different landforms of Central Zagros were investigated. The study area covers two climatic regions including Shahrekord and Chellgerd with mean annual precipitations of 314 and 1224 mm, respectively. In Shahrekord area, the amount of Feo (amorphous and organic-bound iron) was higher in surface horizons, whereas, the Fed (crystalline, amorp...
In this research, the impact of a carbon sequestration project, in the Hossein Abad Plain in Southern Khorasan Province of Iran, on the status of water and wind erosion was evaluated. The study area has a harsh climatic condition with low annual precipitation and is prone to well-known 120-day winds in summer. Since 2005, various soil conservation treatments (plantations, over-sowing, plantatio...
Application of SiO2@FeSO4 nanocomposite as a new nanocatalyst in reduction area was investigated. Carboxylic acid simple and convenient reduction to alcohol by 0.75 mol of the nanocomposite, 3 mol sodium borohydride (NaBH4) as reduction reagent under a solvent-free condition at 30-65 min. The reaction happens in two stages - first to form an aldehyde and the...
abstract desertification could cause reduction of the ecological and biological potential of land which may occur both naturally and artificially. identifying and evaluating the effective factors in development of desertification is very important for better management of land. the aim of this research is to evaluate the sensitive input parameters in the desertification condition by using of ar...
BACKGROUND Early postoperative edema and ecchymosis are the most common factors to complicate initial patient perceptions about rhinoplasty. The current study was conducted to determine the effects of longer steri-strip tape on patient cheek in terms of ecchymosis control and reduction. METHODS Through a randomized controlled clinical trial, 70 patients who underwent rhinoplasty were r...
BACKGROUND The relationship between severity of preoperative radiographic findings and surgical outcomes following decompression for lumbar degenerative spinal canal stenosis is unclear. Our aim in this paper was to gain insight into this relationship. We determined pre-operative radiographic severity on MRI scans using strict methodological controls and correlated such severity with post-opera...
Traditional fossil fuels lead to environmental problems and are also depleting. A significant portion of global energy consumption is due to building’s air conditioning. Nowadays there is a great attention toward renewable and sustainable energy sources to support the buildings energy requirements. In this study, a solar cooling machine was designed for a three-floor residential building under ...
Fabrication of an integrated circuit with smaller area, besides reducing the cost of manufacturing, usually causes a reduction in the power dissipation and propagation delay. Using the static CMOS technology to fabricate a circuit that realizes a specific logic function and occupies a minimum space, it must be implemented with continuous diffusion runs. Therefore, at the design stage, an Euleri...
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