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        검색결과 5,319

        4741.
        2007.10 KCI 등재 서비스 종료(열람 제한)
        In an effort to interpret the characteristics of fine particle concentrations in Busan, time variations of hourly monitored concentrations PM10 (Particulate Matter with aerodynamic Diameter ≤10 ㎛) in Busan are analyzed for the period from 2000 to 2005. The characteristics of aerosol second generation formation process is also interpreted qualitatively, by using the statistical analysis of the meteorological variables including temperature, wind speed, and relative humidity. The result shows some significant annual, seasonal, weekly and diurnal variations of PM10 concentrations. In particular, seasonal(i.e., spring) variations are governed by frequency of yellow sand events even for the non-yellow sand cases where yellow-sand days are eliminated in our analysis. However, in seasonal variation, summer season predominate lower PM10 concentrations due to the frequent precipitation, and weekly and diurnal variations are both found to be reflecting the emission rate from traffic amount. Correlation coefficients between PM10 concentration and meterological variables for non-yellow sand days show overall negative correlation with visibility, wind speed, cloud amounts, and relative humidity. However for non-precipitation days, during non-yellow sand period positive correlation are found clearly with relative humidity, suggesting the importance of secondary aerosol formation in Busan that can be achieved by both homogeneous aerosol formation and heterogeneous transformations resulting from hygroscopic aerosol characteristics.
        4742.
        2007.10 KCI 등재 서비스 종료(열람 제한)
        현재 중국의 경우 산업발전은 매우 빠르게 이루어지고 있으나 아직까지 인프라 시설이 구비되어 있지 않아 수요와 공급의 불균형을 이루고 있다. 그러므로 중국자체로는 매년 넘쳐나는 미주 또는 구주 발 총국동북부 지역의 항공물동량을 모두 처리하기 어려운 실정이며 이는 우리나라가 해공복합운송 거점으로서 위상을 확립할 수 있는 좋은 기회가 될 것이다. 이에 본 연구에서는 해공복합운송과 항공운송의 노선별 시뮬레이션 평가를 통해 경쟁력 수준을 평가하고 향후 화물유치를 위한 나아가야 할 방향 등을 제시하였다. 첫째 향후 해공복합운송의 물량을 확보하기 위해서는 지리적으로 유리할 뿐만 아니라 본 연구의 시뮬레이션 분석에서도 도출되었듯이 중국발 미주착 부분에 더욱 집중적으로 관심을 가지고 비즈니스 모델을 창출하여야 할 것이다. 둘째, 해공복합운송의 주요 요인은 비용보다도 서비스에 의한 인지도 부분이나 전체적으로 걸리는 시간에 의하여 결정되는 것으로 나타났으므로 고객의 니즈에 맞는 서비스를 개발하고 이를 지속적으로 제공하여 해공복합운송에 대한 인지도 향상과 아울러 현재 추진 중인 청도와의 RFS(Road Feeder Service)시스템을 주요 해공복합운송의 출발항인 상해, 위해, 연태지역으로 확대하여 추진할 필요가 있을 것이다.
        4745.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        Polychlorinated biphenyls(PCBs) and polybrominated diphenyl ethers (PBDEs) were measured in pine needles of Seoul, and Ansung(GyeongGi-do) to investigate composition, source, and regional concentration of PBDEs. Concentration of total PCBs in Seoul and Ansung showed 608, 945 pg/g DW (mean: 777 pg/g DW), respectively, also concentration of total PBDEs(pg/g DW) in Seoul and Ansung showed 7944, 14,255 pg/g DW(mean 11,100 pg/g DW). Tetrachlorinated biphenyls(Tetra-CBs) and Decabromodiphenyl ethers (Deca-BDE) were detected in relatively high concentration compared to other PBDE congeners in Seoul and Ansung. Correlation coefficients(r) of between PCB congeners in pine needles detected of Seoul and Ansung were significant (r=0.85, p<0.01). It suggested that PCBs concentreation in pine needles may originate from secondary sources such as air-plant partition. The similarity of between PBDE congeners profile to those of the technical mixture formulation (Bromkal 70-5DE) suggests a source of this product in these sites.
        4746.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        본 연구에서는 2002년 강릉지역에 큰 피해를 일으킨 태풍 루사(Rusa) 호우 사례에 대하여 PMP(Probable Maximum Precipitation)의 산정 및 전이에서 발생할 수 있는 문제에 대해 분석하였다. PMP산정을 위해서는 2가지 이슬점온도 산정이 선행되어야 한다. 본 연구에서는 그 중 대표 12시간 지속 이슬점온도를 지상일기도, 지표 풍향, 850 hPa 수분속, 유선장 뿐만 아니라 강릉 지역의 지형적 특성까지 고려하여 수분 유입 지
        4748.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        The objective of this article is to examine the structure of the composition of the population in rural area for the last 45 years, and to forecast mid and long term structure of the population in the near future. Moreover, forecast has been done whether the rapid increase by the inflow of foreigners has any effect on the structural change in rural population. According to the research result, the rural area is experiencing a rapid decrease in population, a rapid increase in the percentage of the aged, and foreigners. To resolve the problematic situation mentioned above, some effective counterplan has to be considered by all agencies concerned.
        4749.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        The objectives of this study were to analysis the farmer’s attitude on agriculture and rural area where is developed Environmentally Friendly Agriculture (EFA). To analysis satisfaction level and prospect about EFA, farmer’s survey were conducted. The sample size of the survey was 176 respectively. Of the farmers surveyed, 85.9% thought their income is higher than general farmer in the same area. However, when asked how the future income change, 40.7% responded that will be decreasing step by step. 89.2% of the farmer respondent thought that they want dwelling in rural area and continuing agriculture in the future. However, 29.9% of the farmer respondent thought that rural area is not proper to their children as the future residence. In order to training of new farmer, it is very important to set up stable income structure, improving of welfare facilities, medical facilities and education infra and so on. In addition, it need to develop and spread of environmentally friendly agri-technology, price preservation of environmentally friendly agri-product and supply extension of environmentally friendly agri-material etc.
        4753.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        Natural resource of the island and coastal regions is one of the most important element of ecological network system in Korea. Currently, there is trend that natural and biological resources such as fishing and tidal wetland have been used to local economic activation in island and coastal regions. According to the 5-days work in a week, island and coastal regions become important amenity resource of citizen's recreation area. Korea is peninsula surrounded by maritime. Especially, South and West Sea surrounded by many islands and tidal flat wetlands are emerging marine ecosystem and seascape in the world. Natural resource is limited, so we have to sustain those resource to current tourism. In this study, I would like to suggest that importance of cultural resource as well as natural resource for 'eco-cultural tourism' in order to keep both biological diversity and cultural diversity as amenity resource for future island economic activation in Korea.
        4754.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        A Study about the Effect of the Kwang-Dong Qi-Gong Therapy in Bariatrics The purpose of this study is to find out what effects the practice of Qi-Gong shows in controlling obese that is one of the main causes of adult disease. In this study, the researchers chose some overweight or obese subjects over 17 years and divided them into two groups, and gave 4 weeks of twelve treatments to one group with Kwang-Dong Qi-Gong therapy developed by Hong Seong-Gyun in Kwang-Dong, and did not give any treatment to another group. And the effects were evaluated by comparative analysis. Before and after the treatments, the researchers measured the height, weight, body fat, BMI(Body Mass Index), hip size, etc. of two groups of them. And the health condition and eating habits of each persons of the two groups were examined before the experiment, and the difference of eating habits between the two groups was investigated in the course of the experiment, and the effects of the therapy that the treated group felt is investigated with an questionnaire sheet after the experiment. The following shows the result of the comparative analysis about the experiment 1. The result of the experiment about the effect of Kwang-Dong Qi-Gong therapy treated to control overweight or obese shows that: a) The height, body weight, BMI, body fat index, chest size did not make any statistically meaningful difference. b) The measurements of hip, waist, forearms, thighs, calves, and ankles made meaningful differences. 2. In the course of the experiment, the eating habits of the two groups did not make any significant difference except the frequency of dining together. 3. The effect of Kwang-Dong Qi-Gong therapy for the group that was given 12 treatments shows that: a) Regarding the change of their defecation, 81% of the subjects in the treated group said 'Yes' and 19% said 'No', that is most of subjects answered positively. b) Before the experiment, three subjects of the treated group had been taking medicine, but after the practice of Kwang-Dong Qi-Gong therapy, they appeared to stop taking medicine. c) 87% of subjects in the treated group said that they 'feel well' after he practice, 13% said that they 'did not feel well', that is most of subjects were satisfied with Kwang-Dong Qi-Gong therapy. d) 81% of subjects in the treated group replied that they 'feel peaceful in mind' after the practice, 19% replied that they 'did not feel peaceful in mind.'
        4755.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        In terms of the indicators by the type for the landscape plan per the district nit, geographic ecology indicators were the items such as water, water system, topography and climate, while biological ecology indicators were the items such as green zone size, green zone ratio, biotope size and distribution. The sensory and visual indicators were the items such as view point, view axis and skyline, and the accessibility indicator items for the green zone were applied as the socially used indicators. As for the application method according to each indicator, the water or water system was expressed and applied through the slopes and elevation topographic analysis drawings, the climate was expressed and applied through the main direction of the wind and the cold wind pass alley drawings. As for the green zone size and green zone ratio, the land use according to the status and housing area development was compared to present the measured figures. In case of the biotop size and the distribution item, the range was limited to the preparation of the biotope drawings for the focused preservation. As for the view point and view axis, the view point was selected according to the view point to prepare and apply the view analysis drawing in which the view area to be preserved is analyzed. As for the skyline, its landscape photo was composed with the housing area shape, and then skyline photography was applied as the plan in order to propose and consider the various shapes of the skyline. As for the accessibility to the peen zone, the network drawing was drawn to reflect the users' accessibility and continuity of the green zone formed and preserved according to the land use plan and then the drawing was prepared and proposed as the applicable plan.
        4756.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        여가는 일상에 지친 피로를 풀어주는데 매우 중요한 요소이다. 특히 주 5일제 근무로 인해 여가를 즐기려는 사람들의 다양한 욕구는 점점 증대되고 있다. 게임은 대학생들에게 하나의 새로운 여가 활동으로 자리 잡고 있다. 과거보다 대학생들은 게임에 대한 욕구가 다양해지고 새로운 것을 추구하지만 개발사들은 비용적인 부분 때문에 대학생들의 욕구를 크게 반영하지 못하고 있다. 이러한 차원에서 본 연구에서는 대학생들의 여가활동 중 게임이용에 대해 어떤 형태를 나타내는지 평가하는데 초점을 맞추었다. 그 결과 하루 평균 3시간미만의 여가활동 중 1~2시간가량 게임을 하고, 재미와 스트레스 해소에 도움이 되기 때문에 많이 이용하는 것으로 나타났다. 온라인 게임과 PC 게임 플랫폼을 좋아하고, 시뮬레이션 게임과 MMORPG를 즐겨하는 것으로 나타났다. 게임 이용시 보통 1~2만원 정도 지불하는 것으로 나타났다. 이와 같은 연구결과를 바탕으로 마케팅 방법을 제안하였다.
        4757.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        일부 지역의 일반인을 대상으로 대체요법에 대한 개인적 인식 정도와 이용경험을 파악하여 대체요법 의 효율적 이용 방안을 연구하고 대체요법의 발전을 모색하는데 그 목적을 두고 본 연구를 시행하였다. 본 연구를 시행하기 위해 전남의 일부 지역 성인의 일반인을 연구자의 편의에 의해 선정하여 300명 을 대상으로 설문조사를 실시하였다. 본 연구를 통하여, 첫째, 대체요법에 대한 지식 정도는 설문에 응답한 응답자 중 ‘약간 안다’ 44.4%였다. 둘째, 대체요법의 ‘이용 경험은 있다.’는 응답자가 22.6%로 매우 낮았으나 이는 설문에 앞서 대체요법 의 범주를 제시하지 않아 대체요법에 대한 용어의 이해 정도가 낮은 이유로 보여 진다. 셋째, 248명의 응답자 중 166명이 대체요법을 이용하고 있다고 응답했다. 이는 대체요법의 범주를 미 리 제시하지 않아 대체요법의 범주에 대한 이해의 차이로 해석되어지며 본 질문 사항에서 대체요법의 범주를 이해한 것으로 보여 진다. 넷째, 연구대상자들이 가장 교육받고 싶은 요법으로 남자는 대체요법을 교육받고 싶은 1순위에 41명 이 침술(수지침, 사혈 등)을 교육받고 싶어 했고, 여자는 대체요법을 교육받고 싶은 1순위에 20명이 요 가를 교육받고 싶어 하였다. 따라서 대체요법 교육에 있어 남녀의 특성을 고려하여 교육을 시킬 때 더욱 효과적이 될 것임을 알 수 있었다. 대체요법에 대한 종류와 그 효능을 입증 할 수 있는 연구와 더불어 체계적인 홍보와 교육에 있어 적 극적인 노력이 필요하다고 사료된다.
        4759.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        Our Natural environment is being destroyed and green area is being reduced by industrialization and urbanization and those cause environmental problems. In result, increased play hour with TV, computer games, video games rather then spend a time in nature and plants in children’s. This problems cause children’s emotional impoverishment and passive-dependence inclination. And made children scruple thinking and judging by themselves and it makes children exposure to social problems. Therefore loss of humanity and crisis are rapidly increase educational standardization and this is the cause to decrease children’s pure sensitivity and feelings and decrease cultivate desirable humanity for advancement of physical, emotional, social, intellectual things. For solution, this paper propose Kid Garden for equally cultivate interests, concern, imagination, internal emotion and feelings and increase children’s curiosity about nature for get back into good relationship between children and nature. On this study, make a model reflects children’s suggestions includes plays what they want to do, materials, safety, color, preferences those are analyzed results through survey analysis bases on Preference-Analysis of Kid Garden, the most preferred Kid Garden is a unreal Garden showed in fairy tale "The Wizard of OZ". We propose a Kid Garden model, it based on preference-analysis to get each details of preference, for experience plays what they want to do, horticulture activities for feel five senses, harmonize with nature in limited interior space and help children to expand their dream and an ideal. Children are growing constantly. During growing process children raise their dream and hope and made healthy ego. Experience various culture and experience of nature will help to cultivate children’s, most of children who live in desolate buildings, humanity. Thus, this paper proposes a Kid Garden which is necessary to children, has various forms and contents for children’s demands. Furthermore, we need to make custom gardens consider of age, area, characteristic of space. And we need well organized and designed educational environment for help to understand about plant and increase horticulture activity time in children education curriculums.
        4760.
        2007.09 KCI 등재 서비스 종료(열람 제한)
        This study evaluated readability by text design of self-guided signs in recreation areas to obtain basic information needed for enhancement of the readability. Data were collected from 401 visitors in the 'Neodeoulgung' area of Mudeung-San Provincial Park by questionnaire survey during October-November, 2004. This study used eight interpretive signs including four signs produced by imitating the existing self-guided signs in Mudeung-San Provincial Park(MPP) and Naejangsan National Park(NNP) and a sign designed by combining only the most appropriate text attributes. The results showed that a sign in NNP and a sign made up by combining only the optimal text attributes showed lower readability than other signs. It may be related with various influential factors on text readability such as text types, text weight, text familiarity, and text arrangement. Especially, the low readability of the sign produced by combination of only the most appropriate text attributes was unexpected. It suggests that text arrangement such as paragraphing, changing lines, and indent may affect readability. Management implications were discussed.