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      • 전국체육고등학교 투척선수들의 운동 상해에 관한 연구

        배성완,강주혁,문주흠 목포대학교 스포츠산업 연구소 2006 스포츠 산업연구소 논문집 Vol.5 No.-

        The purpose of this research is to work out the injury time, injury place, injury part, cause of injury, medical treatment, preventions against weight throwers at national physical education high schools and management and protection of them and advance of competence. As a result of questioning total 148 persons of shot putters (M20, F17), discus throwers(M21, F20), javelin throwers(M22, F20) and hammer throwers(M18, F10) who are registered at the Korean Amateur Athletic Federation, we come to the following conclusions. 1. As a result of comparison and analysis of the training programme where weight throwers were frequently injured by the event, the meaningful difference was obtained. Javelin throwers were injured most frequently while throwing training. 2. As a result of comparison and analysis of the meaningful difference of part which injury happened most frequently while throwers trained usually, the meaningful difference was obtained. Javelin throwers’ elbow injury was very frequent. 3. As a result of comparison and analysis of most frequently injured part by the event while weight throwing, the meaningful difference was obtained. Discus throwers’ waists were mostly injured while throwing. 4. As a result of comparison and analysis of frequently injured part by the event while weigh throwing training, the meaningful difference was obtained. Injury in waist part happened more frequently in rotary motion event than rectilineal motion event while weight throwing. 5. As a result of comparison and analysis of the event that throwers were injured frequently by sex while weight training, the meaningful difference was obtained. Women weight throwers were injured while jump squat training. 6. As a result of comparison and analysis of treatment period after injury by sex, the meaningful difference was obtained. It took women 4 weeks more to cure up and it was not short. 7. That difference that keep in mind method that can protect Shanghai when saw as exercise injury experience according to comparative analysis result by item appeared and rectilineal movement item selected most by method that mental power can protect Shanghai both item beam egg number It Eotda. 8. As a result of comparison and analysis of the season when thrower were injured frequently by experience, the meaningful difference was obtained. Throwers with below 1-4 year experience were injured frequently in summer. 9. As a result of comparison and analysis of the training time when weight throwers were injured frequently by result, the meaningful difference was obtained. Weight throwers who have never won the prize were injured frequently while training in the afternoon. 10. As a result of comparison and analysis of throwing motion when weight throwers were injured frequently by experience while throwing training, the meaningful difference was obtained. Throwers with below 1-4 year experience were injured frequently on waist twisting motion in the finish motion.

      • 3차원 분석틀을 이용한 중학교 과학(화학 부분) 교과서의 탐구활동 내용 연구

        전성애,진성호,문성배 부산대학교 사범대학 과학교육연구소 1999 科學敎育硏究報 Vol.26 No.-

        This study was covered with the analysis of five kinds of the middle school science textbooks(chemistry part) based on the 6th curriculum, particularly, inquiry part was analyzed by the three dimension framework which consists of inquiry content dimension, inquiry process dimension and inquiry context dimension and the results are as follows : 1. In the analysis of the contents of the middle school science textbooks(chemistry part), the average number of total pages is 197.6. The illustration and picture are contained 0.66 in number per a page, and the average number of further readings is 5.8. 2. In the analysis of the inquiry content dimension of inquiry activities, the total number of themes in five kinds of textbook is 222. and the number of inquiry activities in five kinds of textbook is diverse : A text book is 51, B textbook 49, C text book 50, D textbook 37 and E textbook 35. 2. for the analysis of inquiry process dimension 'inter-preting data and formulating generalization(42.4%)' category is generally most emphasized and the categories of 'observation and measuring (38.1%)' 'seeing a problem and seeking ways to solve it (7.8%) and building, testing and revising the theoretical model (11.7%)' follow in order 4. As for the analysis of the inquiry context dimension, the scientific context occupies 94.2%, the individual context 0.4%, the social context 2.7% and the technical context 2.7%. It shows that the proportion of STS(Science-Technology-Society) related contents in inquiry activities is 5.8%. Therefore, we propose that STS related contents would increase the proportion for the next revised the textbook.

      • CO₂고정을 위한 화학독립영양미생물 Aeromonas sp. strain JS-1의 분리 및 특성

        배상옥,곽경오,이용운,김성준,정선용 전남대학교 촉매연구소 2000 觸媒硏究 論文集 Vol.21 No.-

        The increase of CO2 in the atmosphere by fossil-fuel combustion has been recognized as a major cause of global warming. Thus many studies on CO2 removal from the combustion gas have been performed, and recently the techniques for biological CO2 fixation by photoautotrophs have also been developed, In this study, extensive screening was conducted to obtain micoorganism with high capability in fixing CO2, and its characteristics was investigated. As a result, a chemoautotrophs identified as a Aeromonas sp. strain JS-1 was isolated from the fresh water. The isolated strain used the molecular hydrogen and CO2 as an energy and a carbon source, respectively. Growth characteristics, which will be used in the development of a continuous culture system related in CO2 fixation, were examined in batch cultivation under conditions of various CO2 and NaCl concentrations, temperature, and pH. The results of the examination showed that the isolated strain had a good growth to high CO2 concentration(40%), indicating applicable in removing CO2 discharged from industries.

      • 충남 서북부지역의 개발 잠재력 분석 : 아산시를 중심으로

        배성의,박동진,윤준상,황인극,최승철 공주대학교산업개발연구소 2000 産業開發硏究 Vol.8 No.-

        This study was purpose for develop potential analysis of Chungnam north-west area and propose to regional development strategy. To arrived at a result for develop direction of Chungnam north-west area, Asan city will be development of central city for Asan bay, new indusrial city, tourist industrial city and ecological city.

      • 雨水排除 管網의 흐름 追跡 分析

        金成淳,李培浩,朴浚一,李梁圭 중앙대학교 기술과학연구소 1990 기술과학연구소 논문집 Vol.20 No.-

        The present study attempts to present an improved method of designing storm sewer systems by applying the flow routing through drain systems. The preformances of the new methods were tested with a reasonably acceptable result by compring the results of analyses with actual flow hydrographs absewed at the lowert points of an existing sewer system during a heavy stormrain. Comporisons between the traditional rationale method and the propased one were made with the results of analyses by two methods applied to an existing system and an experienced heady stormrain. The comparative analyses produced a generally acceptable agreement but with some discrepancies in herent to both methods. The conclusions of the present study are briefly summarized as follows : 1. The results of flow routing analyses applied to a test sewer system under a actual stormrain were in a close agreement with the observed hydrograph. 2. The comparisons of performances in an existing sewer system under an experienced stormrain were made by applying both the traditional rationale method and the flow routing method, producing a promising result. Some disagreement between the two methods were thought to be inhereut to the differences of computational procedures. 3. The comparative analyses seem to lead to a conclusion that the method based on the flow routing through the drain system reasonably reflects the physical features of the system in the computational procedures. 4. Finally, it is recommended that the traditional rational method could be applied to sewers in the earler stage of desinging storm sewers when the sized of sers are tentatively determined. The flow routing analysis may proceed with the sewer system thus determined, allowing minor modifications of sewer sizes and alignments.

      • KCI등재후보

        경사 터널내 화재시 임계속도에 관한 실험적 연구

        이성룡,김충익,유홍선,김혁순,전명배 한국화재소방학회 2004 한국화재소방학회논문지 Vol.18 No.1

        본 연구에서는 터널 화재시 임계속도에 대한 터널 경사의 영향을 파악하기 위하여 축소모형 실험을 실시하였다. Froude 상사를 사용하여 1/20로 축소된 모형터널에서 실험을 실시하였으며, 가연물질로는 에탄올 사용하였다. 정사각형 풀을 사용하였으며 발열량은 2.47~12.30 kW이다. 임계속도가 발열량의 1/4승에 비례하여 증가하였다. 터널 경사가 증가할수록 굴뚝효과로 인해 연기의 유동속도가 증가하여 임계속도가 증가하였다. In this study, reduced-scale experiments were conducted to analyze an effect of tunnel slope on critical velocity. The 1/20 scale experiments were carried out under the Froude scaling using ethanol pool fire. Square pools ranging from 2.47 to 12.30 kW were used experiments. Critical velocity varied with one-fourth power of the heat release rate. As the slope of the tunnel increases the critical velocity comes to be fast due to the increase of the chimney effect.

      • 닭에서 오존수의 급여가 닭와포자충 감염에 미치는 영향

        박배근,染谷梓,류시윤,김현수,조성환,전무형,손화영 충남대학교 수의과대학 동물의과학연구소 2001 動物醫科學硏究誌 Vol.9 No.-

        Ozone is very effective in acute and chronic viral disease as a virucidal agent and in improving the general health of the animals. The effects of ozonized water supply against Cryptosporidium baileyi was studied in 2-day-old chicken. After oral inoculation of chicken with 1×10^6 oocysts, ozonized water(0.5ppm) and tap water were supplied to experimental and control group, respectively. The prepatent period of both group was 6 days postinoculation(PI). The patent period of experimental group was shorter(6-18 days) than that of control group(6-22 days). The number of oocysts in the feces were maximum on days 11 PI, indicating 1.99×10^6 oocysts/experimental chicken and 6.00×10^6 oocysts/control chicken. The number of discharged oocysts during experimental period was higher in control group than that of experimental group. In the view of febric bursa sections on 7 days PI, the number of endogenous development of C baileyi was smaller in experimental group that in control group. This results indicate that the autoinfected sporozoite were damaged by ozone. The ozonized water supply to chickens is alleviation cryptosporidiosis.

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