This study investigated the generic structures and linguistic features of English and Arabic academic book blurbs from different disciplines.The study also examined Perfume appraisal markers in the blurbs within the appraisal framework to identify the main attitudinal markers that book blurb writers use to construe and negotiate attitudes with thei

This publication presents selected aspects of the demographic development of East Germany based on the example of the state of Mecklenburg-Vorpommern, which after the reunification of Germany in 1990 found itself in a new socio-economic situation.The main goal of the study was to recognize the mechanisms, regularities and directions of changes in t

Zoos and botanical gardens have a special role in the promotion, presentation and conservation of biodiversity in urbanised environments.Additionally, they provide special habitats for alien and invasive species.The formerly used methods of biodiversity assessments (e.g., light trapping, transect counts, etc.) are mostly labour-intensive and/or not

Benefit from the progress of manufacturing technology and the improvement of heat and mass transfer theory, refrigeration systems have been developing towards miniaturization and portability.This paper introduces three kinds of main refrigeration systems: vapor compression refrigeration, semiconductor refrigeration and absorption refrigeration syst