• 한국수소및신에너지학회논문집
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• 제29권1호
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• pp.117-123
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• 2018

The long-term perception investigation of environment is needed for the persistence of each country's policy on climate change, which is greatly influenced by external factors. Long term data on perception and attitudes of people's thought can be a big data point for climate change and consistent policies can be implemented with the need for public demand. Information on the perception of the general public regarding the environment should be carried out as a basis for the national environmental policy.

• 복식
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• 제20권
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• pp.63-72
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• 1993

The concept of style provides a useful structure in history of Art. In aspect of formative art, dress and art work are alike, so style is a useful concept in the historical methodology on dress. The main purpose of this study was to apply the art criticism to the historical methodology on dress. For this purpose, documentary studies about style as a tool of historical research were proceeded. The results were as follows : 1. The concept of style consists of the external form and the internal meaning as double roots. Therefore, it's indispensable that the two asp-ects of style, form and meaning, must to be harmonized to describe the historical phenomena in dress. 2. The change pattern of style in dress is not always predeterminate and regular according to the cyclical theory. From the alternative point of view, the change pattern of style could be to describe the continuous theory proposed by kroeber, Brodsky. The whole change of style is considered "liked solution" by this theory.is theory.

• 대한안전경영과학회지
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• 제22권4호
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• pp.27-34
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• 2020

This investigation was carried out in Liaoning, Shandong, and Shaanxi where classified most of their geological organizations into profit organizations, which means they must implement enterprise-oriented reform immediately. The valid 311 questionnaires were collected and used to verify the serial mediating model by AMOS 23.0. Results verified the crucial mediating effects of structural and psychological empowerment between external-focused organizational culture and openness for change. Adhocracy culture positively affects employees' openness for change through three indirect paths, including one mediator and two mediators. Market culture impacts individuals' openness for change through two indirect paths, one is through structural empowerment and another one is through two mediators. The findings provide managers in geological organizations with an empowering management practice model which could promote geological industry reform effectively.

• 대한치과교정학회지
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• 제23권2호
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• pp.249-261
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• 1993

측모의 형태 결정에 중요한 역할을 하는 비부외형의 나이에 따른 성장 변화 양상을 알아보고자 정상교합을 가진 평균 8.5세의 남자 20명, 여자 20명을 대상으로 16.5세까지 연속두부방사선 계측 자료를 분석한 결과 다음과 같이 요약할 수 있었다. $\cdot$ 남, 녀별로 각 계측항목의 연령에 따른 평균치 및 표준편차를 산출하였다. $\cdot$ 비부고경은 연령증가에 따라 남,녀 모두 증가하였다. 하비부고경에 대한 상비부고경의 비는 연령이 증가함에 따라 남, 녀 모두 약간의 감소 추세를 나타내었다. 본 연구기간 동안 평균 비는 남자가 3.69 : 1, 여자가 3.83 : 1로 나타났다. 비부후경은 연령이 증가함에 따라 모든 계측항목 가운데 가장 뚜렷한 증가를 보였으며, 시상후경은 대부분의 연령군에서 남자보다 여자가 백 큰 값을 보였다. $\cdot$ 상, 하 비부경사도는 연구기간동안 뚜렷한 변화를 보이지 않았다. $\cdot$ 최종 연령에 대한 최초 연령의 성장 백분율은 시상후경에서 가장 높았고(남자 $87.14\%$, 여자 $91.20\%$), 남자에 있어서는 하비부고경$(73.04\%)$, 여자에 있어 서는 비부후경 $(79.09\%)$이 가장 낮은 백분율을 보였다. $\cdot$ 가장 큰 상관관계를 나타낸 변수는 상비부 경사도와 비부후경이었다. $\cdot$ 이 기간동안 전체적인 비부의 성장은 전하방으로 일어났으며, 수직 성장보다 수평 성장이 더 많이 일어났다.

• The Korean Journal of Ecology
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• 제6권4호
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• pp.243-249
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• 1983

Absorption pattern of potassium, calcium, phosphate and nitrate ions, and the pH change during ion-absorption at pH 3.0-11.0 by Oryza sativa L. were studied to investigate indirectly the evidence of H^+-efflux by ATPase. The rice seedlings which were grown either in $L^{\circ} -dark or in L^+-sunlight$, were used both in each ion-absorption to compare with one another. The uptake rate of these ions appeared to favor more in $L^+than in L^{\circ}$, over all range in pH, nearly with the same pattern. The absorption of potassium resulted in bell shape and that of calcium increased linearly to the alkali range. The shape of phosphate-absorption showed nearly the t-distribution curve with high value in acid range and the uptake of nitrate resulted in the dual peaks, but higher in acid range. The pH of the external solution changed from the range of 3.5-11.0 to 3.5-7.0 after lhr-absorptioin, and further acidified after 3hr-absorption. It is suggested that the pH change of the external solution be affected by $ H^+-efflux$ which may be caused by the ATP-hydrolysis.

• 정보학연구
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• 제12권1호
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• pp.35-56
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• 2009

After Chinese reforms and market opening, China actively started working on ways to attach importance to the ocean and it's maritime strategy has been developed and carried out by external and internal factors. We can take two things as external factors attributed to China's marine strategy. The first one is maritime environment change in the East Asian region and the second one is the strategic importance of Taiwanese Straits and the South China Sea. And we can take about national strategy, security strategy, and change of foreign policy as internal factors. China recognizes the ocean as a major step to achieve a goal of national development. The main goal of China's marine strategy in the 21st century is to secure marine transportation and marine resources and to make peaceful maritime environment in the ocean to keep up with their economic development by opening itself to the world. China has strengthened their defense abilities to act against threat of national security by modernizing sea forces and increased national power by building up the marine power. It is expected that China will continue to seek more aggressive maritime strategy on matters of national security as well as pour heir efforts into making economic development and obtaining energy resources. This will also be one factor making new dynamics between countries in and around the East Asian region.

• Journal of Korean Neurosurgical Society
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• 제54권3호
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• pp.239-242
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• 2013

Spontaneous bilateral cerebellar infarction in the territory of the superior cerebellar arteries is extremely rare. Occasionally there have been reports of bilateral cerebellar infarction due to vertebrobasilar atherosclerotic occlusion or stenosis, whereas no report of bilateral cerebellar infarction due to complicated hemodynamic changes. In this report, we present a patient with bilateral cerebral infarctions related to stenoses of bilateral internal carotid arteries, in whom vertebrobasilar system was supplied by multiple collaterals from both posterior communicating arteries and right external carotid artery. We performed stent-angioplasty of bilateral internal cerebral arterial stenosis, and then acute infarction developed on bilateral superior cerebellar artery territories. The authors assumed that the infarction occurred due to hemodynamic change between internal carotid artery and external carotid artery after stent-angioplasty for stenosis of right internal carotid artery.

• 콘크리트학회지
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• 제9권3호
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• pp.157-166
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• 1997

본 연구에서는 대기 습도변화에 의한 콘크리트 보수체(기층 콘크리트/보수 모르터)의 파괴현상을 조사하기 위해서 보수체내의 비정상적인 습도분포 및 습도응력을 계산하였다. 이러한 계산은 시멘트 모르터로 보수된 접촉면이 없는 보수체에서 보수층 두께(Do=05-2.5cm)와 보수 작업전 기층 콘크리트 표면의 습윤처리 시간(tc=1-5days) 및 대기습도(Ho=50~80%)를 주요변수로 하여 수행되었다. 계산 및 조사 결과에 의하면 접합면의 응력이 압축상태를 유지하기 위해서는 각 대기 습도마다 일정값 이상의 보수층 두께와 습윤처리 시간이 필요함을 알 수 있다.

• 제어로봇시스템학회논문지
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• 제13권8호
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• pp.760-768
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• 2007

This paper introduces an emotional behavior decision model based on linear system for intelligent service robots. An emotional model should make different behavior decisions according to the purpose of the robots. We propose an emotional behavior decision model which can change the character of intelligent service robots and make different behavior decisions although the situation and environment remain the same. We defined each emotional element such as reactive dynamics, internal dynamics, emotional dynamics, and behavior dynamics by state dynamic equations. The proposed system model is a linear dynamic system. If you want to add one external stimulus or behavior, you need to add just one dimensional vector to the matrix of external stimulus or behavior dynamics. The case of removing is same. The change of reactive dynamics, internal dynamics, emotional dynamics, and behavior dynamics also follows the same procedure. We implemented a cyber robot and an emotional head robot using 3D character for verifying the performance of the proposed emotional behavior decision model.

• 대한가정학회지
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• 제40권5호
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• pp.63-78
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• 2002

The movie costumes may serve to change individuals'ego identity, shift a gender identity to another one and make multiple and plural gender identities shared. The unique identities shown in movies can influence the audience to the extent that they will imitate characters's costumes or appearance in their real life, replacing their inner, unrealizable and private fantasy with real one. The purpose of this study is to review the movies produced in 1930's and thereafter by categorizing the socio-cultural gender concepts into masculinity and feminity. Masculinity and Feminity are not attributions fixed by some physical characteristics, but it tends to be changed or expended by some social factors over time. In short, it may be a flexible, plural, individual and self-introspecive attribute. Movies present diverse types of masculinity and feminity, and in particular, the movie costumes specify them. In other words, the costumes may be model means expressing the masculinity and feminity, and the gender identities shown in the movies tend to be imitated, re-created or assumed by the audience. All in all, the movie costumes serve to take on the confrontation of masculinity and feminity between inner, unrealizable and private fantasy and external reality and thereby, expand it from internal to external issue and thus, change or reform masculinity and feminity.