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2854 Uppsatser om Specific surface - Sida 51 av 191

Svenska ytstridens taktiska utveckling under 1950- och 1960-tal

I början av 1950-talet utvecklades en idé att flottan skulle bli lättare. Detta berodde delvis på ekonomiska faktorer samt att flottans större system såsom pansarskepp började bli föråldrade. Den tekniska utvecklingen bidrog även till att system som radarn gjorde intrång. Sjömålsroboten och den trådstyrda torpeden kunde skjutas från mindre plattformar vilket gjorde det möjligt med en lättare flotta. Hotet vid denna tid sågs som Sovjetunionen.

Rapt à Bamako blir Fångad i Bamako : Översättning med kommentar

Uppsatsen behandlar översättningen av de fem första kapitlen i Rapt à Bamako, som är ett autentiskt översättningsuppdrag och som kommer att publiceras av Bokförlaget Trasten under hösten 2010. En översättningsprincip för det aktuella uppdraget har bestämts utifrån översättningens förutsättningar, bestående av teoretisk bakgrund, måltextens syfte och kontext, genomgång av referenstexter samt en stilstudie av källtexten. Det framkommer att den kontextuella och lexikala nivån var de som gav upphov till mest svårigheter under översättningsarbetet, men att en stor del av de problematiska översättningsfrågorna kunde lösas med hjälp av översättningsprincipen i fråga..

Utveckling av en äldre villaträdgård : från oplanerad till planerad

The result of this work is a plan for the development of an 1128 m2 elderly raised garden. The purpose has been to create an overall plan covering the long-term development of the garden. The work process has covered a description of the garden of today, review of requirements, analysis of the garden sections, design of a new plan as well as starting the construction of the new garden. The plan covers a time period of a couple of years to create the new garden since the construction work is carried out during spare time with small resources available. The planning must contain review of functions such as protection from insight, eating area and compost area. Also the esthetic expression must be planned. Colors, shapes, choice of material and plants together make up the esthetic expression. It is recommended to include anything you wish to create in the garden. In a raised garden one has to overcome the step to remove trees and shrubs and think different.

Membranbioreaktorteknik- en framtida lösning på Lundåkraverket? : Membrane bioreactors- A future solution at Lundåkra wastewater treatment plant?

Membrane bioreactors (MBR) combined with biological phosphorous treatment (Bio-P) has been investigated if that could be an alternative to the future expansion with conventional active sludge treatment at Lundåkra wastewater treatment plant (WWTP) in the proximity of Landskrona, Sweden.The results showed that the surface demand in the biological treatment will be reduced with 67% with the MBR-alternative compared to a conventional activated sludge process. The nutrient removal in the MBR-solution was decreased or unchanged for nitrogen-, phosphorous- and organic parameters. However, the energy demand will increase with an estimated cost of approximately 1 million SEK annually. Moreover, the extra chemical consumption is estimated to cost 370 000 SEK annually.The disturbances caused by filamentous bacteria such as sludge dispersal could be resolved with MBR-technology because the membranes are not affected by these organisms. The Bio-P process combined with MBR-technology works if the wastewater recirculates from the membranes to an aerobic zone.In the proposal, there will be a new pre-treatment step, for instance hole screens.

Beacons & Internet of Things : A design concept for contect-aware mobile interaction with beacons

Mobile technology is developing quickly and becomming a part of daily life and communication. Bluetooth Low Energy is presented as a new way of mobile interaction. However there are not enough studies in this field on the interaction between mobile devices and the physical world. In order to understand user needs, and to encourage users to interact, we simulated an interaction process through designing and testing a prototype in a specific indoor environment. Prototype effectiveness and main characteristics for future mobile application was evaluated through a qualitative user study with 20 participants who interacted with our prototype..

Gaspotentialen i en deponi, idag och i en framtid :

Deposited waste material degrades within a short period in anaerobic environments. The methane gas that is formed provides a harmful contribute to the greenhouse effect, 23 times larger impact than carbon dioxide. It is therefore desirable to minimize the emissions of methane gas from landfills. This may be achieved by drain the landfill of gas. In this thesis the amount of produced methane gas at the landfill at Örebro has been calculated. Estimations have also been made of the amount of methane gas that might be produced in the landfill in the future.

En jämförande studie av IPv4 och IPv6

The Internet protocol of today has been used for over 20 years. A new version of the protocol has been developed to replace the old one. This is a direct result due to the explosive growth of the usage of the Internet. This follows by new demands which needs new solutions. This report brings up the old protocol IPv4, the new protocol IPv6 and shows what kind of changes that has been developed to meet the users demand.The report brings up two important aspects; internet security and mobility.

Tandborstning i förskolan ? en kvalitativ undersökning av ett tandhälsoprojekt på Hässleholmen

Introduction: Dental health globally is not equally distributed as shown by caries prevalence is higher in areas with more immigration outside Scandinavia and Western Europe and areas with lower socioeconomic status. To reduce the health inequalities in Borås, a dental health project was made in five kindergartens in the district Hässleholmen. Purpose: The purpose of the survey was, by interviews with the actors involved (teachers, children, parents and the public dental service) find out the views of the project, and whether the project is relevant and should continue. Method: The method used was qualitative interviews with the actors involved in dental health project. A total of 21 interviews were then consolidated by a qualitative content analysis.

Slagfälten : slagfältsarkeologins möjligheter och begränsningar

This paper explores the theoretical and practical uses and limitations of battle-field archaeology. The author aims to paint a big picture of the subject of exca-vating, understanding and theorising about historical battlefields done every day by archaeologists. Its approach places much weight on a quantity of examples rather than exploring specific excavations in every detail, in an effort to give the reader an understanding about how battlefield archaeology works. It stresses the need for battlefield archaeology as a way of obtaining and securing impor-tant archaeological and historical information before it is lost to science. The author tries to evaluate the subject in a critical and pragmatic fashion in order to establish a clear understanding about the facts of battlefield archaeology..

Svartgran ? ett alternativ när allt ser mörkt ut? : en kartmodell för att visa lämpliga ståndorter för odling av svartgran

A common problem in forestry is plant death caused by frost. The risk of frost is highest on wind protected, flat or low-lying areas in the terrain. Here you often have regeneration problems with Norwegian spruce which is especially sensitive to spring frost. Swedish tree experiments have shown that the black spruce can be a suitable alternative on these areas, for example on moisture frost prone areas. The species originates from North America and its pioneer tree characteristics make it more frost hardy than Norwegian spruce.

Arbetsknivar : En funktionsanalys av knivar från Birkas Garnison

This paper deals with knives excavated in the Birka Garrison between 1997 and 2004, in a selection of 100 knives out of approximately 400. The aim is to measure and analyze the material to find out if certain elements in design points to a specific craft. Two groups of knifeblades can be seen, one with a convex bevel and one with a flat bevel of the blade. Considering osteological evidence, historical sources, and the main suitabillity of the knives, it is concluded that some of the flat beveled knives may have been used for crafting leather and fur, whereas the convex beveled knives are of an allround type..

Mikrofonkonfigurationer bestående av en eller två mikrofoner vid inspelning av elgitarr

This C-essay focuses its research on the taste of guitarplaying and non-guitarplaying soundengineers, in using single or dual microphone setups when recording electric guitar. It will be shown if there is a significant difference in taste when using one or two microphones between the two testsubject groups. Two classical microphone setups have been used for the test of this essay, which includes a blind listening test. The information in this test will benefit both guitarplaying and non-guitarplaying engineers by getting greater knowledge regarding what kind of microphone setups to use for different occations. The findings in this essay show in general, that guitarplaying and non-guitarplaying engineers between the ages of 19 - 26 don?t have a specific taste between single or dual microphone setups when subjected to the blind listening test..

Lek och lekmiljöer : Förskollärares beskrivning av planerade lekmiljöers betydelse för leken

The purpose of this study is to gain knowledge and a broader understanding for how pre-school teachers describe the importance of planned play environments including in what manner children are given influence. By qualitative interviews with five pre-school teachers from four different units I was able to gather data that shows how the planning process concerning a specific play environment had worked and why it looked as it did. The results show among other things that the pre-school teachers viewed the play environment as a vital part of the daily operation and pointed out that it was of vital importance that it came from the children?s interests. Depending on how the play environment had been organized and what its purpose was it offered different amounts of affordances..

Förskollärares involvering i barns fria lek

Abstract   In this thesis, my aim was to investigate how preschool teachers view their involvement in children's free play. In order to answer this, I chose to do semi-structured interviews with four preschool teachers in three different preschools. My interviews has revealed similarities and support for as how history of research looks at the involvement of educationists. Both research and my results stresses the importance of being active in children's free play and to be a supportive teacher, particulary in conflict situations. For those children who have difficulty entering into the free game its the educationists task to co-play and help the children find the game.

Förbättrat råvaruutnyttjande vid kvalitets-sortering av timmer : utvärdering av analysprogrammet Stockholmen för automatiserad timmersortering i dimensions- och kvalitetsklasser hos BARO WOOD AB

The aim of this thesis was to analyse BARO WOOD AB:s timber measuring and quality sorting and to evaluate the analyse program Stockholmen. The purpose was to get a better understanding for the quality sorting made at BARO WOOD AB today, analyse differences in center board quality from logs with a good quality and logs with a bad quality, suggest new sorting criterias developed from analyses made with Stockholmen and to evaluate the program Stockholmen. All analyses are based on data gathered in a test sawing made at BARO WOOD AB in June and July 2002. The test sawing was made on four different diameter classes and every diameter class consisted out of A or M-grade logs, with a better quality, and B-grade logs with a lesser quality. The logs where sorted out with BARO WOOD AB:s existing quality criterias.

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