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        검색결과 1,451

        421.
        2013.12 구독 인증기관 무료, 개인회원 유료
        This study was to inspect how the portfolio assessment in physical education classes affects the learning attitude and the improvement of motor skills. The experimental group of 40 students utilized the portfolio assessment and the control group of 40 students were tested with a traditional assessment. A test paper on learning attitude and a measure on assessment of motor skills was estimated of reliability and validity. After a vaulting horse-rolling instructions were practiced 11 sessions for 4 weeks that the experimental group were tested with portfolio assessment. The control group were tested with traditional assessment. Each group took a posttest about learning attitude and motor skills. The collected data through the posttest were analyzed with t-test. The findings of this study could be listed as follows; First, the learning attitude of experimental group using the portfolio assessment was better than the control group, and the difference was significant statistically. Second, the motor skills of experimental group using the portfolio assessment were better than the control group, and the difference was significant statistically.
        4,200원
        422.
        2013.12 구독 인증기관 무료, 개인회원 유료
        This study investigated factors affecting the behavior hurdles by six male high school student athletes and six average high school students using the ground reaction force and video analysis equipment. The conclusions by comparative analysis of kinematic and kinetic elements for stable operation of the high school men's hurdles to help effective guidance are as follows. 1. The analysis of Kinematics. First, required time of the athlete by all each section in the duration from ground of the stamping foot to stamping of landing foot appeared to be shorter than average students. Second, variation of height in variable distance from the center of the body changes the height of the cloud initiative is high ground and not out in the player. After that, the highest score of body-centered rather was recorded by general student. However, athlete showed higher score again in landing and stamping by landing foot. Third, athlete showed higher sway velocities in all section at variable speed. General students showed higher landing speed at the landing position. Fourth, athlete maintains the leaning forward upper body position at the stamping and landing situation. Especially in the highest score in body-centered, athlete showed over 20 degree than general students. Fifth, Athlete showed faster angular view than general student in all section. 2. The analysis of kinetic variable First, the athlete exerts rear position in the variation of before and after ground reaction force of stamping foot. In contrast, general student exerts front position. Second, Fx, Fy, Fz of the resultant change in the maximum measurement of R (max) values in the ground reaction force of stamping foot showed much stronger stamping food force in athletes than in the general student. Third, athlete and general student exerts outside and inside direction, respectively, at the variation of ground reaction force from landing and stamping position. Forth, athlete recorded higher than 1.5 time than general student at the variation of combined force of Fx, Fy, and Fz of ground reaction force of laning foot. In conclusion, the instruction of raising stamping foot to the forward direction to lean the upper body in the forward is needed for the general student to natural hurdle action. At that time, undisturbed balance at the center body must be maintained by both arms and flexibility training should be concurrent for forward dirction attention. General student should practice to roll shortly and strongly when they are stamping. In order to instruct the student proper posture through the hurdles classes, the exercises for basic strength and flexibility should be conducted simultaneously. Also, the instruction will be effective, if let the students practice the hurdle motion with understanding of principle of the body for jump.
        5,400원
        423.
        2013.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        There are various reasons for the phenomenon of "campaign-style governance" in the regulation on Chinese content industry. The first is "path dependence" of traditional regulation; The next is the lag of legal system construction; The third factor lies in the unique design of multiple regulatory system in china. It will be Performance for the fuzzy regulatory power configuration, which not only makes the imbalance of regulatory encouragement and restriction, but also results in the struggle phenomenon of regulatory power. Learning from the successful experience of the western independent regulatory agencies, Chinese government will accelerate the reform in the cultural system. The Chinese regulator of content industry will be based on the horizontal integration, and it is necessary to clarify configuration of the vertical power. It will be eventually pointed to the relatively independent regulator of Chinese content industry, so as to break the vicious circle of "campaign-style governance".
        5,200원
        424.
        2013.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        1950年6月25日,韩国战争的爆发是一个不仅影响到朝鲜半岛和东亚的 国际政治形势,而且还影响到全世界冷战格局形成的大事件。这场战争的爆 发对刚建立不久的新中国来说是一个重大的突发事件,当时,新中国成立还 不到一年,初生的共和国面临的形势依然相当严峻,还存在着很多困难。经 过了多年战争之后,人民刚刚得到和平和稳定,国家刚开始进入经济的全面 恢复时期。如此的情况下,对美国作战,除了物质上的消耗以外,还得考虑 美国向中国大陆宣战的可能性: 韩国战争刚爆发不久美国军事就已经介入台 湾海峡,新中国不可避免地使自己站到了美国的对立面。中国共产党作出" 抗美援朝,保家卫国"的决策,中共开展了一场全国范围的群众运动,这就 是"抗美援朝运动"。≪人民日报≫作为中国共产党的党报,1950年6月至 1953年完全投入了"抗美援朝运动"的宣传,还扮演了领导的角色。韩国战争 和"抗美援朝运动"对50年代初期中国诗歌创作也产生了广泛的影响。"抗美 援朝运动"要求文学界积极参与,在1950年下半年至1953年之间,这一运动 成为了诗歌创作的最重要主题。在"这一伟大的主题"下,产生了大量的"抗 美援朝诗歌"。 本文将探讨韩国战争时期中国的"抗美援朝运动"的发展和"抗美援朝诗 歌"的产生之间的关系。再说这也就是考察韩国战争时期中国诗歌创作和政 治之间的特殊关系的一个过程。因此作为中共党报的≪人民日报≫和它的副 刊所发表的诗歌为这一研究课题可以提供比较有效的资料。
        6,400원
        425.
        2013.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        World evangelization needs to be conducted by both older churches (sending churches) and younger churches (receiving churches) because the distinction between the former and the latter has disappeared. God uses great resources from the younger churches for world evangelization.The church, defined as all Christian churches without regard to denominational distinction, needs to understand the urgency of the evangelistic task. More than two-thirds of mankind have yet to be evangelized and there is a great receptivity to the gospel in many parts of the world. The church should be ashamed that so many souls have been neglected and unreached for Christ.The church needs to understand the significance of evangelism as it relates to different world cultures. Missionaries need to be sensitive to different cultures through which the gospel can be effectively communicated to different people groups. The gospel message needs to be presented in such a way that it can be meaningful to the people.The church needs to develop indigenous leadership to enable native leaders in every country to evangelize their people, plant the indigenous churches according to their needs, and extend God's kingdom. Christian leaders are not born but made through appropriate training and education. The church needs to follow Jesus Christ in terms of making disciples of all nations.The church needs to understand the spiritual conflict involved when the church is active in world evangelization. Churches are engaged in constant spiritual warfare with the principalities and powers of evil seeking to overthrow the Lord's church and frustrate its mission of world evangelization. The church needs to equip itself with the word of God and prayer.The church needs to understand the importance of religious freedom and the seriousness of religious persecution throughout the world. The church needs to pray for world leaders and call upon them to guarantee freedom of thought, conscience, and freedom to practice and propagate religion according to God's will. The church needs to understand the power of the Holy Spirit and to believe the Holy Spirit will help the church to effectively carry out world evangelization. World evangelization calls for conviction of sin, faith in Christ, a new birth, and Christian growth. The church needs to be filled with the Holy Spirit to become the true missionary church.The church needs to believe in the imminent return of the Lord Jesus Christ to consummate His salvation and His judgement. The church needs to remember that God will perfect His kingdom which anticipates the new heaven and new earth where righteousness will dwell and God will rule forever.The Lausanne Movement for World Evangelization is based on the Great Commission and the Great Commandment. The Lausanne theology of missions is based upon the Lausanne Covenant, the Manila Manifesto, and the Capetown Commitment which were officially adopted as the promise, the declaration, and the devotion of the church to carry out the world evangelization until the return of Jesus Christ.
        9,200원
        428.
        2013.11 구독 인증기관 무료, 개인회원 유료
        Globally, smart phones have been rapidly distributed, which has led to changes in people's life cycle. Most people who are under 60 are supposed to use smart phones. Additionally, as the ratio of people who are interested in physical exercise is increasing, some applications for smart phones can manage dividual's exercise with the web servers. However, most of them can only check how much individual works out and cannot compare other's body type and life environment. Moreover, users cannot share their own data with others. This paper proposed the system which can resolve those kinds of problems through data mining techniques. The suggested model will have ability to figure out the relation between body type and the amount of exercise, find out if his work is proper from the result of classification and can pick out the features which is common to people who have similar body type and the amount of workout by applying data mining techiques. This model also will be able to recommend the proper amount of workout to each individual in order that they keep good health state efficiently.
        4,000원
        429.
        2013.10 구독 인증기관·개인회원 무료
        오디, 누에를 활용한 운동보조제 개발을 위해 8주간의 사다리를 이용한 점진적 저항성 운동과 더불어 오디분말, 오디추출물, 누에분말의 섭취가 수컷 흰쥐의 골격 근에서 NCOA4와 UCP-3 mRNA의 발현에 효과가 있는지 확인하고자 하였다. 6주 령의 수컷 흰쥐 50두를 시료 투여 및 저항성 운동 여부에 따라 대조군, 운동군, 오디 분말 운동군, 오디추출물 운동군, 누에분말 운동군으로 설정하였다. 저항성 운동 방법은 1주간 맨몸 사다리 운동을 거친 후 7주간 주당 2일, 1일 10회씩 점진적인 과 부하 하에서 실시하였다. 오른쪽 뒷다리에서 장무지굴근을 적출한 후 RNA 추출 및 cDNA를 합성하였고 NCOA4와 UCP-3 mRNA를 특이적으로 검출하도록 디자 인된 시발체와 탐색자를 구입하여 housekeeping 유전자인 18s rRNA와 함께 증폭 하였다. 2-ΔΔCt법을 통해 상대정량하여 골격근 내 발현 정도를 배수변화로 비교하 였다. NCOA4 mRNA의 경우 대조군에 비해 모든 저항성 훈련집단에서 유의한 차 이를 보였으며 운동군(3.18±0.51)에 비해 특히 누에분말 운동군(17.62±1.99)에서 유의한 차이를 보였다. UCP-3의 경우 운동군(1.38±0.12)과 비교하여 누에분말 운 동군(2.28±0.34)에서 유의한 차이를 보였다. 본 실험을 통해 누에의 섭취가 저항성 운동 동안 근비대 관련 유전자인 NCOA4와 UCP-3 mRNA발현을 유의하게 증가 시키는 것으로 나타났으며 추후 운동보조제 개발을 위한 기초 자료로 활용할 수 있 을 것으로 판단된다.
        430.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study is conducted to compare the problems affecting dietary habits and health status between a long-term exercise group and non-exercise group of males older than 50 years. Most subjects of the two groups consider regular exercise to be the most important factor for maintaining health, and recognize hypertension as the number one concern. The most common nutritional supplement among subjects is multiple vitamins, and sleeping time range from 6~8 hours. Breakfast fasting rate was 15.9% among non-exercise group (NEG), where overeating and eating out rates were higher among exercise group (EG) when comparing to NEG. Fasting rates of breakfast, and consumption rates of milk and dairy products, vegetables such as kimchi, and fruits and fruit juices are higher among the EG. Overeating and eating out rates are lower among NEG, whereas eating rates of proteins like meat, fish, eggs, beans, fried foods, high-fat meats carbonated drinks, ice cream, and salt intakes are higher. Rates of health, dietary habits, and nutrient intakes are higher among EG. Energy intakes among the two groups were below the standard level, Vitamin B2 intake is low in EG, and folic acid and calcium intakes were higher in NEG. The exercising group care more about health, eating habits and nutrient intakes, and low smoking rates are being observed. Thus, specific dietary improvement programs for adult men, are required, and it is necessary to consider the practice of nutrition education.
        4,000원
        431.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The aim of this study was to compare the electromyographic (EMG) activity levels of the scapular upward rotators [upper trapezius (UT), lower trapezius (LT), and serratus anterior (SA)] and other scapular muscles [posterior deltoid (PD), levator scapulae (LS), and infraspinatus (IS)] during isometric lower trapezius exercises. Twenty males with no medical history of shoulder pain or upper extremity disorders were recruited for this study. EMG activity was recorded from the UT, LT, SA, PD, LS, and IS while subjects performed three different exercises: Prone arm lift (PAL), Backward rocking diagonal arm lift (BRDAL), Modified Prone Cobra (MPC). One-way analysis of variance (ANOVA) was used to determine any significant differences among the three exercises. A lower relative activation of UT, LT, and SA was seen with the MPC than with the other exercises (p<.05). The relatively lower activation of the UT identified, the MPC exercise as the preferred choice for preferential strengthening the LT (p<.05). However, a higher activation in the PD, LS, and IS occurred with the MPC than with the other exercises (p>.05). The recruitment pattern of synergist varied depending on the exercise posture. These findings suggest that exercise posture is an important factor in the selection of strengthening exercise for weak muscle.
        4,000원
        432.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        한국의 종합적인 농촌개발모델로 알려진 새마을운동은 한국의 국가경제 및 농촌지역사회 발전의 토대가 되었고 최근 들어 많은 개도국으로부터 성공모델로써 인정받고 있다. 최근 에디오피아도 한국의 발전경험과 유사한 변혁을 이루고자 노력하고 있다. 1990년대 초반 이후 에디오피아 정부는다양한 전략적인 개발정책을 통해 농업 및 농촌개발을 최우선순위로 실행하여왔다. 지난 10여년간 에디오피아의 농촌개발은 많은 진전이 있었지만, 초기 목표로 하였던 수준은 달성하지 못하였다. 이에 따라 에디오피아에서는 새마을운동과 같은성공적인 농촌개발모형으로부터 교훈을 얻고자 하는 노력이커지고 있다. 본고에서는 농촌개발 접근방식으로서 새마을운동의 성공요인들을 에디오피아의 현재의 농촌개발과 비교하여 검증하고자한다. 1970년대 한국의 새마을운동의 경험과 현재의 에디오피아 농촌개발정책을 비교시 농업·농촌개발정책의 틀은 매우유사한 것으로 평가된다. 반면, 농촌개발현장에서의 실패사례는새마을운동의 정신을 에디오피아 농촌개발시책으로 적용시 좀더 다각적이고 세심하게 고려해야 한다는 시사점을 주고 있다. 특히 본고에서는 새마을운동의 주요 성공요인으로써 농지개혁과 농촌주민의 사회적연대, 강력한 제도개선과 정부의 리더쉽, 그리고 전방위적인 정책지원, 대상마을에 대한 인센티브시책 및 마을간 경쟁유도 등을 들고 있다. 이러한 요소들이에디오피아에 농촌개발전략으로써 종합적이고 유기적으로 실행된다면 한국의 새마을운동과 같은 결과를 도출할 수 있을것으로 기대된다.
        4,600원
        433.
        2013.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        본 연구에서는 전장이 26.75 m인 해양플랜트지원선의 선형개발을 위한 수치해석을 수행하였고 수치해석 검증을 위한 1/10의 모형선 시험을 예인수조에서 수행하였다. 또한 운항해역의 해상조건으로 뷰포트 스케일 2, 3 및 4에서 향파, 선수사파 및 횡파에서 선속별 상하동요 및 종동요에 대해서 운동응답특성을 수치 해석하였다. 모형시험과 수치해석의 저항 예측 결과는 상호 일치하였다. 운동응답특성은 선수파에서 상하동요는 조우주파수 1.8 ~ 2.0 영역에서 크게 나타났으며, 종동요는 거친 해상에서 선미사파 및 고속영역에서 높은 운동특성을 보였다.
        4,000원
        434.
        2013.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In this paper, firstly, acceleration-time histories were generated by varying strong motion duration in the frequency domain for application to a seismically isolated nuclear power structure, so as to examine the effects of strong motion duration on the behavior of the structure. Secondly, real recorded earthquakes were modified to match the target response spectrum based on the revised SRP 3.7.1(2007) and the modified time histories were applied to the analysis of a seismically isolated nuclear power structure. The obtained values of acceleration and displacement responses of the structure were, finally, compared with the values obtained in case of applying acceleration-time histories generated in the frequency domain to the structure.
        4,000원
        435.
        2013.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        운전자의 신경증 수준에 따른 상황인식과 안구운동 및 운전수행에서의 차이를 비교하였다. 정적인 운전장면을 실험자극으로 사용한 실험 1에서는 신경증 수준에 따른 상황인식에서의 차이는 유의하지 않았던 반면, 안구운동의 경우 신경증 저집단에 비해 고집단이 실험자극의 주변영역에 대해 안구고정 시간비율과 안구고정 빈도비율이 모두 낮았다. 실험 2에서는 운전 시뮬레이터를 이용하여 실험참가자들이 실제 상황에 가깝게 운전하도록 한 후, 신경증 수준에 따른 상황인식, 안구운동, 그리고 운전수행 측정치에서의 차이를 비교하였다. 그 결과, 실험 1의 결과와는 대조적으로 신경증 고집단은 저집단에 비해 상황인식 점수가 상대적으로 낮았던 반면, 실험 1의 결과와 마찬가지로 신경증 실험자극의 주변영역에 대한 안구고정 시간비율과 안구고정 빈도비율이 상대적으로 낮았다. 특히, 운전수행 측정치에 대한 비교 결과, 신경증 고집단이 저집단에 비해 차선중앙 이탈값이 더 컸고 평균 운전속도도 더 느렸다.
        4,600원
        436.
        2013.06 구독 인증기관 무료, 개인회원 유료
        The purpose of this research is to offer the teachers the useful resources that can be used while teaching the students the standing broad jump, using the equipment of the three-dimensional video analysis and of the ground reaction force to figure out the
        6,600원
        437.
        2013.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        이 연구에서는 상용코드(AQWA)를 이용하여 규칙파 중 8점 계류 중인 플로팅 도크의 계류 장력과 운동응답특성을 고찰하였다. 연구의 목적을 달성하기 위해 수심 10 m 연안환경(파 진폭 1.05 m, 파주기 3.85 sec, 풍속 20.21 m/s, 풍향 및 조류방향 90˚, 입사파 χ=180˚, 135˚ 및 90˚ 조건에서 수치 해를 적용하였다. 해석모델은 길이 140 m, 폭 32 m 및 높이 14.6 m의 강구조물로 현수선의 길이는 최대 120 m를 적용하였다. 해석결과 상하동요와 종동요는 선수파 보다 횡파에서 크게 나타났으며 계류 장력도 횡파와 풍하중에 의해 크게 작용하였다.
        4,000원
        438.
        2013.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Structures in a nuclear power system are designed to be elastic even under an earthquake excitation. However a structural component such as an isolator shows inelastic behavior inherently. For the seismic assessment of nonlinear structures, response history analysis should be performed. In this study, the response of base isolation system was analyzed by response history analysis for the seismic performance assessment. Firstly, several seismic assessment criteria for a nuclear power plant structure were reviewed for the nonlinear response history analysis. Based on these criteria, the spectrum matched ground motion generation method modifying a seed earthquake ground motion time history was adjusted. Using these spectrum matched accelerograms, the distribution of displacement responses of the simplified base isolation system was evaluated. The resulting seismic responses excited by the modified ground motion time histories and the synthesized time history generated by stochastic approach were compared. And the response analysis of the base isolation system considering the different intensities in each orthogonal direction was performed.
        4,000원