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      • A Study on Korean Products Distribution through Overseas Purchasing in China

        Dai,Wen-Qian,Lee,Jong-Ho 한국유통과학회 2019 KODISA ICBE (International Conference on Business Vol.2019 No.-

        Nowadays, Korean products are prevailing all over the world. Especially in China they including cosmetics, clothes, etc. are very popular. But because of THAAD, China s people can t go or travel to Korea. Instead of travelling Korea, they usually make use of overseas direct purchasing with the booming in current online shopping. Ironically, in spite of bad conditions, they used to buy Korean cosmetics by way of overseas purchasing . Therefore the revenue on Korean cosmetics is growing up more and more. According to the results, first, the security, convenience and information provided by the overseas direct purchase have already had a positive impact on the satisfaction. Second, the quality of the delivery service is composed of four factors: rapidity, reliability, intimacy and correctness. third, the research results indicate that the satisfaction level has a positive impact on the re-purchase intention.

      • 판소리와 敍事巫歌의 對比硏究

        徐大錫 이화여자대학교 한국문화연구원 1979 韓國文化硏究院 論叢 Vol.34 No.-

        Both 'Pansori' and Korean Shamanistic Narrative Songs (SNS) share a common point " in that they are both forms of' oral narrative verse. However the former has been transmitted by professional singers, or 'Kwang Dai" and the latter, by Korean Shamans through their rituals. This study compared and contrasted 'Pansori' with SNS based upon the following four view points: 1. The characteristics of literary genre 2. The form of oral performance 3. The structure of the script 4. The composition style of the script The results of the study are as follows : 1. Pansori is a form of musical art which uses musical tones corresponding to a song's literary contents and SNS is the same in that sense. But in SNS, the verbal content play a major role which the musical tones and feelings play a relatively minor role. 2. SNS has two forms of oral performance, the recitative type and musical play (singing)type, similar to that of Pansori'. The early form of oral performance of 'Pansori' was similar to the recitative type. It seems that development has been made from recitative to musical play (singing)similar to that of SNS history. SNS has originated from shamanistic myths. The recitative type has been used to call the spirit of god in the rituals. The recitative type, however, has been decreasing as the worship for the Shamanistic god decreased. To singing type, in the meantime, has become increasingly popular. 3. In 'Pansori' both ordinary speech and singing are used interchangeable. Originally, the recitative performance was a proper form of oral performance bur the present varieties have been developed to entertain the audience. The musical play of SNS uses the same technique as does 'Pasori'. 4. 'Pansori' sings 'kwang Dai' composed the oral text using ready made literary units such as folksongs, magic formulas, and others as did the shamans. Singers had to depend upon their memory and verbally improvised new items, The principle of composition of Korean Oral Narrative Verse seems identical to that of the European oral epic.

      • 韓國에 있어서의 協業化의 現況 및 그것이 農村의 社會構造變動에 미치는 影響 : 示範協業組織의 事例硏究를 中心으로

        金大煥 이화여자대학교 한국문화연구원 1970 韓國文化硏究院 論叢 Vol.16 No.-

        In the way of modernizing the rural community, one of the most urgent problems is to promote the increase of income and improve productivity in the small-scaled land system like that of Korea. Although there are many ways for acquiring the broad economic, social and political forces that lead to societal or community change, my factual assessment of sociological aspect is the concern that the cooperative farm system will be available to solving the agricultural problems and rural reorganization in Korea, where farm land has faced the radical change by the urbanization and industrialization. The cooperative movement has a history longer that a century in the world. It has also existed in the United States for over ninety years. At one time it was widely massive attempts to plan this organization have been undertaken in Israel, Denmark and Japan. Having been interested in the field of rural sociology, especially social organization, population mobility and urbanization through the social economic development, for more that 10 years, I had fortunately an opportunity of studying the cooperative structures. This report will be helpful for the explanation to understand the reality of cooperative agricultural system and rural structure comparing with Japanese rural reorganization. The contents of this paper are as follows; 1) preface 2) Korean rural structure and agricultural system. 3) Rural disorganization in the process of industrialization. 4) Experiences of cooperative system and its future. 5) Field-study of Korean cooperative systems and their analysis. 6) Planning for the cooperative system and social accommodation. 7) Sociological analysis of cooperative system. 8) Conclusion-The necessity of cooperative associations. Korean rural society has now faced the shortage of farm-labour, even though she has more than 51 percent farmers of total population, for the rural community loses feasible labour-power of adult by the migration from rural to urban area. Both of the shortage of labour and large scaled-land system are naturally easy to bring the mechanization of agricultural production in relation to the subsidiary industry. Some theorists insist that the cooperative system is the sole way to solve the problems the rural community faces now. Of course the application of the planning method to these problems is not easily accomplished. But we should remind that one of the factors promoting the increase of agricultural production in the United States is due to the modern management of corporation. In other words, the post economic boom in American rural communities has not only accelerated the decline of old family-capitalism but increased the importance of larger corporation which has synchronized the other directed conformity of the new managerial society. The five cooperative models Baik-Un-San, Kwang-ju, Un-jang-San, Pack-Dal and Dai-Ri cooperative farms, present us many problems whether planning can be made more scientific, systematic and effective. Most of those who are engaged in studying believe that it is in large part an art, compounded of experience, common sense, and professional expertness in a given realm of human affairs which are leadership, human relation and management of labour and technique. I hope this report could suggest a useful sense of great advantage to the orientation of Korean rural community.

      • SCOPUSKCI등재

        방사선조사가 백서의 치주조직에 미치는 영향에 관한 실험적 연구

        박대희,이상래 大韓口腔顎顔面 放射線學會 1986 Imaging Science in Dentistry Vol.16 No.1

        It is known that radiation therapy is a kind of treatment choices of the maxillofacial tumors. This study is designed to investigate the irradiation effects on rat's periodontal tissues as functional tissues which relate to tooth-support, hard tissue formation and destruction. 20 rats (Sprague-Dowley branch, male) were devided into control group of 4 and experimental groupe of 16. Experimental group was singly exposed to Co-60 irradiation with 10 Gy in the head and neck region. Animals were sacrificed on 2 bays, 1 week, 2 weeks and 3 weeks after the irradiation. The specimens were observed by histopathological examination employing H-E stain, van-Gieson stain and PA-ACH fluorescent stain. The results were as follows: 1. Cementoblasts and osteoblasts were gradually lost and rearranged along the external surfaces of the cementum and alveolar bone, but osteoclasts were almost not affected. 2. The cell numbers of the periodontal ligament were decreased due to the cellular atrophy and degeneration, but recovered almost normally on the 3rd week after irradiation. 3. The collagen fibers within the periodontal ligament were irregularly oriented, became finer and decreased in number. 4. The vessels of the periodontal ligament were decreased at the initial stage but increased again on the 2nd week after irradiation, and the hemorrhagic appearances, occurred within the tissues, due to the arterial destruction, were lasted until 3 weeks after irradiation. 5. The glycogen within the periodontal ligament was gradually and stored in the matrices of the cemental side on the 1st week after irradiation, but recovered almost normally on the 3rd week after irradiation.

      • 中等學校長의 指導類型이 敎師의 士氣昻場에 미친영향 : 全羅南道 市를 中心으로

        李大石 서강정보대학 1981 論文集 Vol.2 No.-

        1. The study of leadership style and what effect it will have 'on the teacher's morale and the style to be studied are. 1) Authoritarion 2) Democratic 3) Laissez-faire 2. For the adaptation of teacher, Democratic leadership style is emphasized in all fields. 3. For the stability of teacher, Democratic' and Authoritarion leadership style is emphasized in these fields, especilly self-control leadeaship is wanted in the Authoritarian. 4. For the feeling of belonging of teacher, Democratic leadership style is emphasized in all fields. 5. For the environment and the friendship of teaches, Democratic style is the most superior among them and for the Educational authority, Democratic style is the most superior among them except the satisfaction for the teaching profession. 6. The goal is to structure to the schooling sytem under democratic leadership. Through this, Democratic leadership presided by the principal hope full the teacher's morale will inevitably in cease leading to better accomplishment of school work.

      • 韓國産 自生闊葉樹材의 材質 및 用途開發에 關한 硏究

        鄭大敎 建國大學校附設 農業資源開發硏究所 1978 論文集 Vol.4 No.-

        韓國産 自生 闊葉樹인 신갈나무 외 14樹種에 대한 解剖學的 性質, 物理的 性質, 機械的 性質을 究明함으로써 이때까지 쓸모없는 林木으로 賤視되어오던 前記 林木에 대한 材質改良 및 加工性을 향상시켜 適正用途를 開發함으로써 急變하고 있는 木材資源을 다소나마 보완코자 본 硏究를 實施하였다. 1) 闊葉樹材의 直徑部位別 年輪幅·邊材幅·生材含水率은 樹高部位가 높아질수록 감소하는 경향을 보이고 있으며 樹種別로 감소하는 정도는 각각 상이하였고 試驗結果는 表 2.3.6과 같다. 2) 纖維長과 纖維幅은 測定部位가 높아짐에 따라 점차 증가하였으며 試驗結果는 表 4.5와 같다. 3) 比重은 生材比重·氣乾比重·全乾比重은 表 7과 같다. 比重은 樹種間에 차이가 심하고 동일 樹種이라 하더라도 개체에 따라 달랐다. 또한 含水率이 놓은 樹種일수록 比重이 컸다. 收縮率은 方向別에 따라 차가 심하였으며 경단방향과 촉단방향의 氣乾收縮率과 全乾收縮率은 表 8과 같다. 4) 强度試驗에 있어서 壓縮强度는 從壓縮强度와 部分壓縮强度의 試驗結果는 表 9와 같다. 樹種間에 强度의 차이는 심하게 나타났으며 比重이 큰 樹種일수록 强度는 증가하였다. 曲强度는 前記 壓縮强度와 비슷한 경향을 보이고 있다. 즉 樹種間에 차이가 있으며 比重이 클수록 크게 나타났다. 剪斷强度에 있어서는 경단·촉단방향에 따라 달랐으며 比重에 따라서도 차이하였다. 割裂强度 역시 方向別에 따라 强度가 차이하였으며 試驗結果는 表 12와 같다. This study aimed to know the wood properties and utilization of Korean native hardwoods which were supposed to be useless because of their bad wood quality and lack of uniformity. The results were as follows. 1) Anatomical properties 14 species of Quercus showed apparent difference in annual ring width which varied greatly within a species among individual trees and measurement positions. The species which has relatively wide annual ring width were Quercus mongolica, Cornaceae controversa, Querus aliena. Populus Davidiana and the relatively narrow ones, Aceraceae palmatum, Styrax obassia. The species of narrow annual ring width were generally higher specific gravity, and mechanical strength. The width of sapwood varied among species, individual trees, and measurement positions. Cornaceae controversa had widest sapwood, Quercus mongolica, Quercus aliena were next and Betula schmiditi and Aceraceae palmatum were relatively narrow sapwood. In other species there were no apparent difference in color between sapwood and heartwood. It has been known that the width of sapwood is related to the easiness of chemical introduction. Fiber length increased as measurement position moved from pith to bark, and varied among species. Fiber length is known to affect the quality of pulp. The width of fiber increased from pith to bark, but did not varied among species. 2) Physical properties Moisture content of green woods decreased as the sample position was higher, but did not varied among 14 species. Specific gravity varied greatly among species. Specific gravity was proportional to its moisture content. % Shrinkage was varied greatly among species and directions of sample. 3) Mechanical properties Compression strength in longitudinal direction and bending strength were varied greatly among species. Both strengths were proportional to the specific gravity of the wood. Shear strength and Cleavage resistance were varied greatly between in tangential and radial direction and was proportional to the specific gravity. In Fraxinus mandshurica, Maackiaamurensis and Alnue japonica, there is no significant difference in shear strength and cleavage resistance between tangential and radial directions. In Quercus, mongolica and other species, the mechanical strengths in tangential direction were higher than those in radial direction. 4) In summarizing the above results anatomical, physical and mechanical properties of the native hardwoods in Korea, it could be concluded that the hardwood which had been thought to be useless could be useful as the physical and mechanical properties of the wood had been studied. Also it could be concluded that the wood which has bad quality, if it is treated by physical and chemical treatment, can be used as useful as the well qualified wood is.

      • 都市建築의 環境知覺과 Parallax의 空間美에 관한 硏究

        趙大成 成均館大學校 1983 論文集 Vol.33 No.-

        The concept of environmental perception and beauty is briefly discussed and related to the concept of parallax in the spatial perception of urban-architectural settings(scences). The photo-sketch simulation test of visual perception with semantic scale is formulated to explore the degree of consensus among viewers about the parallax effect on their visual perception and preferrence. The test results support the expected hypothsis that the visual environment of complexity and variety is closely correlated with the parallax effect and more preferred or valued than the simplistic and monotonouse one or non-parallax environment.

      • 효소로 변성시킨 관절연골의 정량적 자기공명영상

        윤대현,이영준,김옥화 인제대학교 2003 仁濟醫學 Vol.24 No.1

        Objectives : The purpose of this study was to evaluate the findings of quantitative MR imaging and Gd(DTPA)^(2-) -enhanced MR imaging of articular cartilage degraded by collagenase type Ⅶ and chondroitinase ABC. Methods and Materials : Twenty-one cartilage-bone blocks obtained from 10 pig patellae were cultured with collagenase and chondroitinase. The enzymatic degradation was conducted with different concentrations and with differents durations of culture, 0. 20, 40. 80 hours respectively. The change of signal intensity and relaxation times of the articular cartilage, which was caused by the depletion of the collagen and proteoglycan, was studied with an MRI using the two different techniques mentioned above. This data was also compared with that acquired from the normal cartilage. Four different histologic stains were performed to identify a loss of collagen and proteoglycan in cartilage. Results : The depletion of the collagen and proteoglycan induced by enzymes was identified in histologic studies. Both the signal and contrast to noise ratio decreased in the groups of 40 and 80 hours enzymatic culture, as compared with the groups of 0 and 20 hours culture. A statistically significant Gd(DTPA)^(2-) -enhancement was noted in the cartilage treated with chondroitinase, resulting from depletion of the proteoglycan, but the degree of enhancement did not correlate to the duration of the culture. There was no correlation between the concentration of the enzymes or duration of culture and T1, rho, and T2 relaxation times of the cartilage. The T1 relaxation time of the cartilage after Gd(DTPA) ^(2-) -enhancement decreased in the following order : group B, group C, group A, and group D. Conclusion : The results indicate that Gd(DTPA) ^(2-) -enhancement rather than signal change or T1, rho,T2 relaxation parameters are sensitive to depict the proteoglycan depletion. Gd(DTPA) ^(2-) -enhanced MR imaging have the potential as a mean of imaging modality for early detection of biochemical degradation of the articular cartilage at 1.5 T MRI.

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