• Title/Summary/Keyword: 외면화

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Investigation of the Regression Analysis Method for a Quantitative Evaluation of Implant Crestal Bone Stresses (회귀분석법에 의한 임플란트 경부골 응력의 정량적 분석에 대한 연구)

  • Kim, Woo-Shik;Jo, Kwang-Hun;Lee, Kyu-Bok
    • Journal of Dental Rehabilitation and Applied Science
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    • v.24 no.3
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    • pp.299-310
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    • 2008
  • In this study, the regression analysis method was tested for the estimation of peak stress at stress concentration area in the cervical bone. Submerge type EZ plus implant (Megagen. Daegu, Korea), 4.1 mm in cervical diameter and 9.6 mm in endosseous length, were axisymmetrically modelled together with surrounding alveolar bone of which the width was 10 mm. Vertical force of 100 N was applied to a head of crown above 8.5 mm from the outer surface of the cortical bone. Four different mesh models were composed of differently sized elements in vicinity of sharp corners, and they include 6 stress monitoring points that are located in the same geometrical points regardless of the differences in the meshes. Primary consideration was given to the stresses in the cortical bone surrounding the implant neck. The results showed that virtually all the stresses were concentrated in the cortical bone regardless of mesh designs. The peak stresses were successfully calculated by a regression analysis in a stable manner, as far as the mesh is designed to represent the acute gradient of stresses near the sharp corner.

An Experimental Study on the Performance and Field Application of Low Noise Beam-slab Formwork using Table Type Multi-stage Drop System (테이블형 다단 드롭 시스템을 이용한 저소음 보-슬래브 거푸집의 구성부재 성능 및 현장적용에 관한 실험적 연구)

  • Ryu, Hwa-Sung;Jeong, Woo-Jin;Kim, Deuck-Mo;Song, Seong-Yong;Shin, Sang-Heon
    • Journal of the Korea Institute of Building Construction
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    • v.17 no.4
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    • pp.349-360
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    • 2017
  • In concrete construction work, formwork is an important process that accounts for 10% of the total construction cost. Recent buildings are becoming bigger and higher. In order to maximize the efficiency and safety of this formwork, the system of formworking has been systematized. However, the human accidents and the noise complaints arise from dismantling processes frequently occur. In order to solve these problems, most of them are dependent on foreign technology, but they do not take into consideration the conditions of domestic construction site. In this study, we developed a table type multi-drop system form for a slab and beam which can improve the process, safety and reduction of disassembly noise, and evaluated the physical properties of the main members which are used in the system. The results of this study show that there is sufficient strength to be used as a slab and a laying material for both a yoke beam and a supporting post. The noise level is improved compared to existing method.

Problems of Family Education in an Industrialized Society and Alternatives(The case of Modern Korean Society) (산업사회(産業社會)에 있어서 가정교육상(家庭敎育上)의 문제(問題)와 그 대책방안(對策方案) (현대(現代) 한국사회(韓國社會)를 중심(中心)으로))

  • Lee, Kyung-June
    • Journal of Fisheries and Marine Sciences Education
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    • v.6 no.2
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    • pp.183-189
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    • 1994
  • 1970년 이후 우리나라는 산업화로 인하여 사회구조와 가정구조가 크게 변화 되었다. 도시집중화로 인한 각종 공해 발생, 교통난, 인구이동의 문제를 비롯하여 그리고 핵가족화로 인한 가부장적 권위상실 및 가정교육부재, 청소년 비행등 수 많은 문제가 야기되었다. 특히 핵가족화로 발생된 심각한 사회문제는 전통윤리의 붕괴와 가정교육의 부재현상을 발생 시켰다. 이와같은 문제발생에 관한 선행연구를 종합해보면 첫째, 핵가족화로 인해 발생한 가족규모의 축소현상으로 자녀들의 다면적 인격형성에 결손을 초래하여 성장후 독립심과 의지가 약하고 고집이 세며 이기적이고 자기중심적인 성향이 되어 사회생활에 부적응 현상을 초래하게 되었다고 한다. 그 이유는 다면적 인간관계의 결여로 상호 협조하고 사랑을 교환한 경험 부족과 외동자녀에 대한 부모의 관심이 자녀의 욕구에만 집중되어 자녀종속적인 태도가 크게 적용하였기 때문이다. 둘째는 산업화 사회에서의 부부동시 사회참여가 자녀양육에 어머니와의 애착형성이 결여되어 모성실조를 겪게 된 문제를 들 수 있다. 어머니와 자녀간의 애착형성이 결여 됨으로 발생되는 문제는 지적 정체현상과 정서발달의 장애가 주 원인이 되어 감정 통제력이 약해서 공격적 행동이나 반 사회적 행동으로 확대되어 청소년문제 발생의 원이 되고 있음을 시사하고있다. 세째로 산업화사회와 경쟁력 조장을 들 수 있다. 산업사회를 개방사회, 경재력사회 혹은 능력사회라하여 고학력위주의 선발형태가 입시경쟁을 부추기고 있으며 그에 따라 많은 청소년들과 학부모들이 상위 지향적인 심리가 작용하여 자녀들의 입시경쟁에만 집중하게 되었다. 이러한 원인으로 인하여 인간교육 즉 가정교육을 외면하여 반도덕적, 반사회적 문제를 야기하게 하였다. 특히 전통적 가정윤리가 붕괴되어 부모에 대한 효관의 약화, 부부간의 애정약화 및 물질지향적인 사고가 이혼률을 증가시켜 가정붕괴를 가져왔다. 이상에서 논의된 자녀교육의 부재가 자녀들의 지적 정서적 문제로 확대되어 산업화사회의 모순점을 노출시키고 있음을 알 수 있다. 이와같은 문제를 해결하기 위한 대안으로 연구자가 제시하는 방안은 훌륭한 가정교육을 위해서 우선되어야 하는것은 부모자신의 인격적 개인완성을 제안하였다. 인격의 완성은 양심과 행동이 일체하는 사람을 지칭한다. 다음은 서로 위하여 사는 삶을 영위하는 인격체가 되어 양심의 법에 따르는 삶, 타인을 위하여 사는 삶을 자녀들에게 보여줌으로서 반두라의 모델링 교육을 제안하였다. 마지막으로 오늘날과 같은 암기위주의 경쟁교육이 아니라 타고난 잠재성 개발에 주력하는 교육으로, 적성과 소질을 개발하는 창조적 산 교육장을 마련하여 주고 또한 그것을 뒷바침하는 가정윤리교육의 회복이 무엇보다도 이 시대가 절실히 요구하는 바람직한 교육이라 하겠다.

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HYPERACTIVE BEHAVIORAL CHARACTERISTICS BY PARENTAL REPORTS IN ALLERGIC CHILDREN (부모보고에 의한 알레르기 환아의 과잉 행동특성)

  • Choi, Bo-Moon;Lee, Joon-Sung;Park, Nan-Sook
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.4 no.1
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    • pp.98-105
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    • 1993
  • Objective ' The purpose of this study was to investigate the behavioral characteristics of children with allergic disease Method : In a population of 80 children who were registered at a pediatric allergic clinic in Kangnam St Mary's hospital, parents completed a standardized child behavior checklist (CBCL) to evaluate their children Clinical factors associated with allergy were examined in relation to the rated scores of CBCL Results : Allergic children were rated significantly more aggressive and delinquent, and less withdrawned on the CBCL rating when compared to the age- and sex-matched normal control children. Within the allergic population, children who had family history of allergic disease had higher scores of CBCL in hyperactivity and aggressive behavior than the children without family history. Conclusion : The results were discussed with the respect to familial traits of allergy and temperament as risk factors for the emergence of behavior problems in childhood allergy

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A Study on the Juxtaposition Technique in Nosan Lee Eun-sang's Sijo - Focusing on the Nosan Sijojip(時調集) - (노산 이은상 시조의 병치 기법 연구 - 노산 시조집을 중심으로 -)

  • Lee, Soon-Hee
    • Sijohaknonchong
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    • v.44
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    • pp.75-103
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    • 2016
  • The purpose of this study is to demonstrate that the main creative attitude in Lee Eun-sang's Sijo relies upon the juxtaposition technique, with paying attention to juxtaposition of being found in the works of being put in the Nosan Sijojip(時調集, collection of Sijo poems), and that this creative attitude provides readers with the easiness for understanding. A type in the juxtaposition technique, which was shown in "Nosan Sijojip", was divided in the dimension of the anaphora in a meaning and the confrontation in a meaning. The anaphora of a meaning was classified into synonymous juxtaposition, comprehensive juxtaposition, specific juxtaposition and syntactic juxtaposition. The confrontation of a meaning was examined in the contradictory juxtaposition. Most of Lee Eun-sang's works are applying this juxtaposition technique. Also, the dynamic of image, which is indicated in juxtaposition, is what was influenced by the British and American imagism. This study will be able to solve problems that modern Sijo has to some extent, and will be helpful even for acquiring the identity in Sijo.

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Employment Protection Legislation Concerning Service Provision Change in Great Britain (노무용역 공급업체의 변동에 관련된 영국의 고용보호 법제)

  • Cho, Kyung-Bae
    • Journal of Legislation Research
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    • no.44
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    • pp.655-688
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    • 2013
  • Most of all the transfer of undertakings in such a service provision business as labour-intensive operation creates uncertainty of employment, aggravates terms of employment and breaks a trade union. However there are no regulations in Korea to protect employees from these undesirable situations. On the other hand Great Britain has introduced the concept of a transfer of undertakings by service provision change in 2006. It was intended to remove or at least alleviate the uncertainties and difficulties created by the need under TUPE 1981 and EU Directive to establish a transfer of a stable economic identity which retained its identity in the hands of the alleged transferee. In contrast to the words used to define transfer in the 1981 Regulations 'service provision change' is a wholly new statutory concept and distinguished from the economic entity. The new provisions seems to be straightforwards and the circumstances in which service provision change is established are clearly set out in Regulations. In this context there is no need for a judicially prescribed multi-factorial approach, as advanced by European Court of Justice like Spijkers test. The new concept of service provision change apply even though there are some minor difference or differences between the nature of the tasks carried on after service provision change as compared with before it. A commonsense and pragmatic approach is required and It is enough only to ask whether the activities carried on by the alleged transferee are fundamentally or essentially the same as those carried out by the alleged transfer. TUPE 2006 of Great Britain far exceeding the scope of the Acquired Rights Directive is full of suggestions as a model of legislation to secure a stable employment itself and favorable and fair conditions of employment. More active efforts are needed for lawmaking to prohibit a dismissal and vary conditions of employment for the reason of the transfer of undertakings itself.

An Hwak's Study on Joseon and the Discovery of Civilization (안확의 '조선' 연구와 문명의 발견)

  • Lee, Haeng-hoon
    • The Journal of Korean Philosophical History
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    • no.52
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    • pp.213-241
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    • 2017
  • The systematic research on the Joseon history under Japanese imperialism in the 1920s, including that of the Joseon History Compilation Committee, was one of the stratagems that Japan employed to perpetuate the colonization of Joseon. The 'renovation of national traits', one of the three cultural measures taken by Japanese imperialism after the 1919 Independence Movement, was an attempt to degrade Joseon's nationality as extraneous, dependent, factional, and uncivilized. Against this, Koreans tried to create their own tradition that could prove Joseon's uniqueness and independence. The purpose of their study on ancient history, which became animated in the 1920s, was not to escape from the reality of Joseon into the idealized past, but to construct the history of Korean people anew. In this context, Dangun could refer to cultural identity as the communal origin of the nation, and this invented identity could lead to the healing of the injured subject. An Hwak's attempt was part of this efforts to call out myth as history. He suggests that Joseon's national traits are superior even to the Western civilization in several ways, and his vast plan to set up Joseon's cultural uniqueness and identity as history of universal civilization bore fruit in the History of Joseon Civilization. With cultural research for figuring out Joseon's national peculiarity and identity and historiography for revealing Joseon's national potential, he makes it possible for people to imagine various agents in the Joseon's past as belonging to a single nation with an identical history. Through his study on Joseon, he fought back the Japanese colonial view of history and tried to exalt national consciousness. Asserting independent and rational individuals as agency of civilization and culture though firm in the national perspective, he eventually went a way quite different from that of Japanese history of culture.

The Methodology of 'Woori Philosophy': an Analysis of this Philosophical Thought Contained in the Jeon-gyeong (『전경』의 사상분석으로 살펴본 '우리철학'의 방법론)

  • Lee, Jong-lan
    • Journal of the Daesoon Academy of Sciences
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    • v.30
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    • pp.201-234
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    • 2018
  • 'Woori Philosophy' is the modern philosophy of Korea. The purpose of this study is to make a hypothetical model of the methodologies used in Woori Philosophy, to analyze and classify this system of thought as it appears in the Jeon-gyeong (『典經』), to confirm the effectiveness of the model's application, and to present the model's methodological best practices. In this paper, I have made a standard for Woori Philosophy by combining existing studies. Thereby, although it is preliminary, I have presented the model as a way of achieving Woori philosophy by analysis and division of this thought in the Jeon-gyeong. As a result, the Jeongyeong's content is organized into an order in frequency which emerges as Model②, Model①, Essential Model, Model④, and Model③. These models can be evaluated to show that the Jeon-gyeong progressively inherited different schools of traditional Korean thought, while simultaneously characterizing them as Korean in many areas, never ignored the problems of the times or an awareness of the world, and furthermore, did not senselessly or blindly accept foreign objects spread into Korea from 1880~1890. Therefore, the Jeon-gyeong shows a comprehensive methodology for the implementation of Woori philosophy based on its own historical setting. It can be evaluated as the best practices which took many ideas and made those ideas its own. Through this, I was able to confirm its effectiveness as a methodology of Woori Philosophy and was able to extract its best practices. However, the ideas in the Jeon-gyeong did not directly become Woori Philosophy. To solve our problems in the 21st century, there is still an assignment to interpret these ideas through the application of this model. If the existing research on Daesoon Thought (大巡思想) is to become Woori Philosophy, then it should do so through the application of this model.

A Study of Activation Approaches by the on the Analysis Problems and Success Cases of Traditional Markets (재래시장의 문제점과 사례 분석을 통한 활성화 방안)

  • Lee, Jae-Han;Kim, Kyu-Won;Yu, Jong-Pil
    • The Korean Journal of Franchise Management
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    • v.1 no.1
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    • pp.19-42
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    • 2010
  • Since circulation market whole surface opening, traditional market is real condition that is looked away more gradually to consumer as reasons of international retail firms and domestic enterprise firms to enter distribution industry, internet mail order rapid increase by information-oriented society, the pursuit of upgradation and normalization by elevation of income level and consumption pattern change that consideration convenience with young consumers as the central figure. Therefore, the purpose of this study is to analyze stagnation cause of traditional market and problem within a change of new distribution environment, and to develop new approaches for dealing with domestic traditional market relationship prompting competition through activation example analysis of foreign traditional market and domestic traditional market. The result of the study indicated that there are a lot of cases that are begun by a few's merchant with leadership that has been will which is strong in activation in beginning in market's occasion that succeed in activation. In particular, software side such as operational efficiency or marketing expertise strengthening of management is that effect is high relatively than hardware side market activation. Also essential to the settlement of credit transactions using credit cards is important for expanding the effort, for the expansion of credit card merchant credit card advantage and raise awareness among traders about the expected effects is needed. Though these study finding submits plan that create market ecosystem so that many consumers may become place that could visit naturally and create pleasure and convenience, and time, monetary, psychological value of shopping to traditional market, there is sense.

The Issues of Workers' Solidarity and Labor Collectivism in terms of the American Two-Tier Wage Systems (미국 이중임금제를 통해 본 노조 연대와 집단이기주의의 문제)

  • Lee, Jeonghyun
    • International Area Studies Review
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    • v.22 no.3
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    • pp.221-251
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    • 2018
  • Two-tier wage systems mean the dual wage systems that the new wage system require the new future employees to get much lower wage level, compared to the level of wages for existing employees under the existing wage system. While it allows employers to benefit from low-cost advantages, the two-tier wage systems is definitely a type of wage discrimination by the collusion between management and trade unions in that it forces the new future employee to accept the low wages. Also it reflects extreme collectivism which old union members try to keep having their jobs and wages at the sacrifice of future members' wages. The two-tier wage systems had been introduced by airplane industry in 1980s and introduced again in Big Three auto companies in 2007. The purpose of this paper is to examine the history, contents, and details of two-tier wage system in the United States and to think of the possibility of recurrence of the systems in the context of Korean auto industry in the near future. The tentative findings from this paper implies that the two-tier wage systems will likely happen in Korean auto industry because the collusion between trade unions and management are found easily and the degree of extreme collectivism favored by the old permanent union members is seriously high. It is time for trade unions to go back to their original ideals and purposes and to revitalize solidarity among workers.