نتایج جستجو برای: sinkhole density

تعداد نتایج: 410563  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Journal: :Geoderma 2023

The study and mapping of evidences soil piping using non-destructive techniques is a key issue in quantitative geomorphology. This paper attempts to combine Aerial systems (Unmanned Vehicles (UAV)), physical chemical attributes, near-surface geophysical survey tools (ground penetrating radar electrical resistivity tomography) provide comprehensive understanding geometric features arid semi-arid...

Journal: :Turkish Journal of Forensic Medicine 2015

Journal: :Geomorphology 2021

Sinkhole processes can be more complicated than vertical drainage or collapse of sediments into an underlying limestone void. To better understand the relationships between surface and karst structures, geodetic geophysical methods were applied to high-resolution mapping active sinkhole features in covered karst, west-central Florida, USA. Cracks a pool house at Sandhill Scout Reservation promp...

Journal: :E3S web of conferences 2021

It is not uncommon for mining activity to generate wastes associated with negative engineering impacts include susceptibility runoff due the absence of vegetation, erosion, and sinkhole. Due their high degree permeability, movement heavy metal contaminants in waste soils aquifers occurs actively along hydrogeological parameters, research on using biocementation methods such as enzyme induced ca...

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