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이화(Lee, Hwa),박행렬(Park, Haeng Ryeol) 한국공안행정학회 2018 한국공안행정학회보 Vol.27 No.3
본 연구는 공원 CPTED 원리를 가이드라인으로 하여 대전광역시 어린이공원 50곳을 현장조사한 후, 그 결과를 바탕으로 범죄로부터 안전한 공원을 위한 방안을 제시하였다. 현장조사 결과는 다음과 같다. 첫째, 주・야간 약 50%로 사각지대 가 발생하고, 공원 주위에 주차된 차량으로 인해 시각 가림 현상이 일어나는 곳도 약 50% 정도였다. 조명은 전체적으로 밝고 높이가 적정하여 가시성을 확보할수 있었지만 설치위치가 부적당하여(60%) 추가 또는 이전 설치가 필요한 것으로 나타났다. 둘째, 출입구는 1~3개로 적절했으며, 출입구 이외의 경계부는 철제, 관목을 주로 한 펜스로 이루어져 있어 공원 내・외부 영역을 명확하게 구분할 수 있었다. CCTV는 360°회전 가능한 구조로 98% 설치되어 있어 감시기능에는 문제 가 없었다. 공원 내 비상벨이 설치된 비율은 28%로 매우 낮았다. 셋째, 공원 내부 및 주위 이용 인원은 주・야간 모두 낮은 것으로 나타나 조사 대상 공원이 덜 활성화되어 있는 것을 확인할 수 있었다. 넷째, 50%정도의 공원은 청결했지만 28%는 쓰레기 투기로 인해 불결한 편으로 나타났다. 이런 문제점을 개선하기 위해서는 사각지대에 대한 재정비, 양방향 자연적 감시의 어려움을 개선하기 위한 주・정차 차량 단속, 위급한 상황에 대처할 수 있는 비상벨의 설치, 지속적인 유지 관리 등이 필요할 것이다. 본 연구는 겨울철에 조사된 결과이므로 이용인원, 수목관리 상태 등 일부항목은 시기에 따라 다를 수 있기에 향후 계절별 조사를 더한 전반적인 연구가 필요할 것으로 본다. This study provided ways for safe parks from crime through field survey, based on the principle of park CPTED, of 50 children s parks in Daejeon Metropolitan City. The results of the field survey are as follows. First, about 50 percent of the park caused blind spots and 50 percent of the park was blocked one’s view by cars parked around the park. Although the lighting was generally bright and properly high enough to ensure visibility, it was found that the installation location was unsuitable (60%). Second, the gates were from one to three gates, and the boundaries consisted mainly of steel and shrubs so that the inside park from outside could be clearly identified. Since CCTV is installed with a 360° rotating structure, there were no problems with its monitoring function. The rate of emergency bells installed in the park was 28 percent, very low. Third, the number of people using the park was low, indicating that the park under investigation was less active. Fourth, about 50 percent of the parks were clean but 28 percent were unclean due to trash speculation. Improving these problems will require readjustment of blind spots, installation of emergency bells to cope with emergencies, and ongoing maintenance.
코로나 19 이후 청소년의 일상생활 변화와 구강증상과의 관련성 : 2021년 청소년건강행태조사 원시자료 이용
박경화 ( Kyung-hwa Park ),이은선 ( Eun-sun Lee ) 한국치위생학회 2022 한국치위생학회지 Vol.22 No.5
Objectives: This study aimed to assess the relationship between oral symptoms and changes in daily life after coronavirus disease (COVID-19) in middle and high school students. Methods: Data were obtained from the 17th Korea Youth Risk Behavior Survey (2021). The subjects comprised 53,868 people who responded to survey questions related to this study. Multiple logistic regression analysis with complex samples was performed to identify the correlation between daily life changes and oral symptoms. Results: The analysis showed that compared to the group without changes in daily life after COVID-19, changes in daily life, such as skipping breakfast, drinking, and smoking, either decreased or increased. Furthermore, increase in depression and decreased physical activity and family economic status were related to oral symptoms. Conclusions: It is necessary to develop oral health programs for adolescents suitable for changing situations after COVID-19.
박유화(Yu Hwa Park),이기연(Ki Yeon Lee),홍수영(Soo Young Hong),김희연(Hee Yeon Kim),허남기(Nam Ki Heo),김경희(Kyung Hee Kim) 한국식품영양과학회 2012 한국식품영양과학회지 Vol.41 No.12
본 연구는 문관나무 종자유로부터 새로운 유지자원으로의 활용 가능성을 평가하기 위하여 여러 가지 이화학적 특성 분석을 하였다. 문관나무 종자유를 초임계 추출(420 atm, 50℃), 헥산 추출, 가열압착(160℃, 180℃) 방법으로 추출하였다. 그 결과 추출 수율은 헥산 추출이 53.5±2.5%로 가장 높았으며, 다음으로 160℃ 가열압착 추출이 48.3±6.5%, 180℃ 가열압착 추출과 초임계 추출은 각각 44.7±1.7%, 44.7±2.5%의 수율을 보였다. 산가를 측정한 결과, 초임계 추출 종자유가 3.44 mg/g으로 가장 높았으며 가열압착 추출 종자유가 1.3 mg/g 정도로 가장 낮았다. 문관과 종자유의 과산화물가를 측정한 결과, 가열압착 추출 종자유(160℃)가 3.10meq/kg으로 가장 높았으며 다음으로 가열압착 추출 종자유(180℃)가 2.36 meq/kg, 헥산 추출 종자유와 초임계 추출 종자유가 각각 1.59, 1.13 meq/kg 순으로 나타났다. 문관나무의 종자유로부터 지방산 조성을 분석한 결과 oleic acid(C18:1)와 linoleic acid(C18:2)가 60% 이상 함유되어 있었다. 또한 문관나무 종자유의 총 phytosterol 실험 결과 가열압착 추출 종자유(160℃)의 함량이 65.91±0.62 mg/100 g으로 가장 높았다. 본 연구는 문관나무 종자유의 추출방법별 이화학적 특성 분석을 통해 문관나무 종자유 활용에 대한 기초자료로 활용될 수 있을 것으로 판단된다. This study investigated the physiochemical characteristics of Xanthoceras sorbifolia seed oil. Xanthoceras sorbifolia seed oil was extracted by supercritical fluid extraction (420 atm, 50℃), hexane extraction and heatpressed extraction (160℃, 180℃). Acid values and peroxide values were evaluated, as well as the degree of lipid oxidation. The heat-pressed (160℃) extraction gave a 53.5±2.5% higher yield of oil, compared with the other extraction methods. The acid values from the super critical fluid extraction were the highest, while peroxide values were highest from the heat-pressed extraction at 160℃ (3.10 meq/kg). The contents of linolenic acid and oleic acid were 38.63~41.13% and 26.29~26.85%, respectively. Contents of stigmasterol and β-sitosterol were 6.01~6.49 mg/100 g and 58.19~59.85 mg/100 g, respectively. These results indicate that Xanthoceras sorbifolia seed oil can possibly serve as new edible oils.
7차 영어과 교육과정 성취 기준의 적정성 연구: 말하기, 쓰기를 중심으로
박기화(Park Ki-Hwa) 팬코리아영어교육학회(구 영남영어교육학회) 2005 영어교육연구 Vol.17 No.4
The purpose of this study is to examine the relevance of English learning standards based on the seventh National Curriculum in relation to English speaking and writing skills and to make some suggestions about the English learning standards. For this purpose, learning standards of speaking and writing skills of the current curriculum are examined against those of ACTFL, because these skills have been criticized for their excessively high levels, which most students may not reach through classes at school. The results of this study suggest that English speaking and writing learning standards for the sixth graders of Korean primary school be similar to those of ACTFL novice-mid, and for the first graders of Korean senior high school, ACTFL intermediate-mid. On the basis of the findings, a relevant model has been suggested. The present study expects to be followed by more research which will testify its adequacy through classroom applications of the suggested model.
박경화 ( Kyung Hwa Park ),김윤신 ( Yoon Shin Kim ),이선미 ( Sun Mi Lee ),한경순 ( Gyeong Soon Han ) 한국치위생과학회 2014 치위생과학회지 Vol.14 No.2
This study aimed to arrive at reasonable and realistic prices for professional tooth cleaning (PTC) in order to expand its clinical utilization. The study involved 214 dental implant patients who received PTC. Cross-tabulation, one-way ANOVA, t-test, and stepwise multiple regression were performed for analysis. The mean satisfaction score was 4.60 points, and 92.5% of all subjects were willing to receive PTC consistently. The most common reason to receive PTC was a feeling of refreshment in 84.7%, and 84.1% were willing to pay for PTC. The mean willingness-to-pay price was 28,100 won, and the mode was 10,000 won. Willingness-to-pay price increased as average monthly income and satisfaction level for PTC were higher. The price also increased with age and was higher in women than men. Suggesting and settling reasonable and realistic prices for PTC are expected to be useful in maintaining the long-term health of the dental implant and reducing socio-economic costs.
박경화 ( Kyeong Hwa Park ) 한국현대영어영문학회 2013 현대영어영문학 Vol.57 No.3
In “Mont Blanc”, Shelley explores the relation between the human mind and the universe. Therefore, much of modern critical attention has focused on the human mind`s understanding of itself in relation to Nature and to any ultimate source of Power. To find the hidden Power within the world, human mind and Nature actively interact. This is the characteristic of “Mont Blanc” compared with other romantic nature poems which usually dealt with nature as a magnificent creature of the powerful God. By contemplating Mont Blanc and with the interaction between human mind and Nature, the speaker of this poem finally realizes the true nature of the Power, which is the source of moving universe and of dominating the order of man and Nature. In the last three lines of “Mont Blanc,” Shelley explains the ultimate Power of things can be found in the symbol of the mountain and only human minds` imaginings can find it. Therefore, imagining human mind`s mutual understanding enables us to understand the Power of the mountain and by finishing “Mont Blanc” with a rhetorical question, Shelley emphasizes the infinitive human mind. (Hannam University)