268 research outputs found

    THE "TOURIST IN ROMANIA" CAMPAIGN - METHODS OF CALCULATION AND ALLOCATION OF ADVERTISING BUDGETS

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    The present study proposes the submission of two techniques in promoting Romanian tourism destinations: tourism advertising via television and outdoor tourism advertising, as well as the procedures for the calculation and allotment of advertising budgets.tourism advertising, out-door advertising, target, rating, Target Rating Points

    Laboratory and full-scale pavement sections testing for evaluating frost action in cold regions

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    A comprehensive laboratory testing plan was conducted as part of this project to select two frost-susceptible soils for use in constructing three full-scale test strips. A total of 16 soils were obtained from various suppliers in NJ and were evaluated to determine their frost-susceptibility. The evaluation included conducting sieve analysis, hydrometer analysis, and specific gravity. Using these measures, two soils were selected (namely, Soil #2 and Soil #13) for constructing the test strips. The properties (Atterberg Limits, moisture-density relationships, California bearing ratio (CBR), Resilient Modulus among others) were determined through a laboratory testing plan. In addition, this study involved constructing three full-scale test strips (as one section) at the CREATEs full-scale testing facility. The first test strip was constructed using a typical NJ HMA mix, a typical dense graded aggregate base (DGA), and Soil #2 used as the subgrade. Test Strip II was constructed using the same HMA mix, a blend of DGA and Soil #13 (one to one), and Soil #2 as the subgrade layer. Test Strip III had a blend of DGA and Soil #13 for the base layer and a one-to-one blend of Soils #2 and #13 for the subgrade layer. All three test strips were evaluated using the HWD on weekly basis. Test Strip I also included a thermal conductivity probe that is capable of measuring moisture content, temperature, and thermal conductivity at varying depths in the base and subgrade layers. Based on the laboratory and full-scale testing, the following main conclusions were drawn: 1. While Soil #2 (SC) showed a low Resilient Modulus value (50 MPa), Mr was not measured for Soil #13 (ML) due to failure of samples during testing. A Mr value was estimated for Soil #13 using an empirical relationship with CBR results. All in all, the Mr values for both soils (estimated and measured) indicate that they are both weak. 2. The base layer (Strip I) has shown a constant thermal conductivity trend, with some variations during October, November and December. The subgrade layer; however, had a more constant thermal conductivity values during January and beginning of February, while for the rest of the other months, fluctuations can be observed. Even if small (approximately 0.1 BTU/ft.-hr-F), these spikes were recorded often, when change in moisture content was seen. Although the moisture content inside the subgrade layer was lower and more constant compared to the base layer, the thermal conductivity values of the subgrade soil (Soil #2) had a higher sensitivity to moisture changes. Thus, Soil #2 showed a higher thermal conductivity potential than the DGA material. 3. The back-calculated moduli values shows that Test Strip I had the highest structural integrity (i.e., high and least variable moduli values) of all three strips. This is the case because this strip was constructed with typical paving materials (i.e., HMA surface course and DGA base layer) and Soil #2 as the subgrade layer

    STUDY REGARDING INTEGRATION OF NATURAL DISADVANTAGED AGRICULTURAL AREAS IN ECONOMIC CYCLE

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    The agriculture potential output is influenced by several factors. Some of them are general, centered on economic and financial leverages; others are more specific, focusing on natural disasters vector results. Yet all of them can generate local microclimate and environmental changes that reflect on economical dimension of agricultural exploitations or areas. Our study is based on analysis, synthesis and data processing from specific areas of Bacau County and aims to provide social rehabilitation and economical integration support decision suggestions.disadvantaged areas, rational exploitation, ecological products, anti-erosion measures, cultivation specific system

    Non-commutative propositional logic with short-circuited biconditional and NAND

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    Short-circuit evaluation denotes the semantics of propositional connectives in which the second argument is evaluated only if the first argument does not suffice to determine the value of the expression. In programming, short-circuit evaluation is widely used, with left-sequential conjunction and disjunction as primitive connectives. We consider left-sequential, non-commutative propositional logic, also known as MSCL (memorising short-circuit logic), and start from a previously published, equational axiomatisation. First, we extend this logic with a left-sequential version of the biconditional connective, which allows for an elegant axiomatisation of MSCL. Next, we consider a left-sequential version of the NAND operator (the Sheffer stroke) and again give a complete, equational axiomatisation of the corresponding variant of MSCL. Finally, we consider these logical systems in a three-valued setting with a constant for `undefined', and again provide completeness results.Comment: 21 pages, 6 table
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