نتایج جستجو برای: geophysical and hydrogeological researches
تعداد نتایج: 16831833 فیلتر نتایج به سال:
Large-scale hydrological models are important decision support tools in water resources management. The largest source of uncertainty in such models is the hydrostratigraphic model. Geometry and configuration of hydrogeological units are often poorly determined from hydrogeological data alone. Due to sparse sampling in space, lithological borehole logs may overlook structures that are important...
A traditional and non-standard approach to the analysis of estimated values groundwater infiltration feeding using charge sign electric field surface atmosphere is considered. comparison results hydrogeological calculations observations from specific electrophysical meteorological factors made it possible explain discrepancies between nutrition amount precipitation. The daily recharge were dete...
Hydrogeological characterization of the south oyster bacterial transport site using geophysical data
abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...
abstract the current study set out to address the issue as to whether the implementation of portfolio assessment would give rise to iranian pre-intermediate efl learner autonomy. participants comprised 60 female in pre-intermediate level within the age range of 16-28.they were selected from among 90 language learners based on their scores on language proficiency test -key english test. then, t...
In specific geological contexts, such as alluvial environments, the lithology is highly heterogeneous and laterally variable. As a result, a large number of lithological data are collected (generally random and under sampled) for stratigraphic reconstruction. The integrated management of geo-lithologic data causes major methodological problems, because data obtained from geognostic investigatio...
MICHALAK, J. & LEÊNIAK, P.M. 2003. Features and coverages in hydrogeological information. Acta Geologica Polonica, 53 (3), 247-255. Warszawa. In recording hydrogeological information in computer systems (databases, GIS), it became necessary to manipulate them in a consistent and efficient way. The correct functioning of these systems depends principally on the applied data models, which should ...
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