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      • KCI등재

        교수자 첨삭논평에 대한 글쓰기 학습자의 반응 양상 고찰

        박준범(Park, Jun-beom) 한국어문학회 2017 語文學 Vol.0 No.135

        The purpose of this article is to investigate writing student’s response to the comments provided by the teacher. This paper first categorizes the comments of the teacher into the two aspects: the focus and the mode, and then it attempts to classifies the student’s response to the teacher’s comments into two types: acceptance and rejection. In this article, the students’ responses of acceptance and rejection are analyzed in accordance with the teacher’s comments, which deal with either the focus or the mode. First, the student’s acceptance of the teacher’s comments is as follows. As for the comment that emphasizes the focus, the students showed the acceptance rate of 62.64%. The students with the comment of in the focused area showed somewhat higher acceptance rate of 76.00% when the comment was shaped as the ‘command’. On the other hand, the teacher’s comments in ‘criticism’ yielded a somewhat lower acceptance rate of 54.69%. Those fact shows that, when the students react positively about the teacher’s comments dealing with the focus, they prefer the commentary which suggests a relatively straightforward and clear suggestions in the ‘command’. In addition, the comments asking for ‘correction’ was found to be effective way of helping students to revise, especially when the teacher uses the modes of ‘closed question,’ ‘correction,’ ‘command,’ and ‘criticism.’ On the other hand, the students acceptance of the comment regarding the mode, the acceptance rate when applying the style of ‘command’ was higher than that of the other modes. And there are symmetrical relationship among ‘closed question’, ‘open question’, ‘criticism’ and ‘qualified criticism’, which are the ways of asking for answers among the modes of commentary provided to writing students. When the teacher provides comments on ‘context’ or ‘organization,’ the student tends to easily take the comment regardless of the modes of ‘closed question’ or ‘criticism.’ Therefore, it is effective for the teacher to consider such a tendency when composing comments for students. Secondly, the rejection of the comment provided by the teacher is analyzed as follows. In the rejection of the comment regarding what it focuses, the students showed the rejection rate of 17.94% against the teacher’s comments. The rejection of the comment regarding the focus did not show a biased rejection rate. However, the ‘correction’ as the modes of comment does not effectively induces the student’s participation, while the modes of ‘open question,’ ‘advice,’ and ‘qualified criticism’ showed the higher rejection rate. The acceptance and rejection as the students’ responses were partially symmetrical but not completely symmetrical. In the rejection aspect of writing students with the comment on the mode, the method of ‘command’ showed a somewhat lower rejection rate. This signifies that the students are likely to reject to the comments in the mode of ‘criticism.’ The response of rejection shows a slight difference between ‘closed question’ and ‘open question,’ while it reveals smaller gaps among ‘closed question’ and ‘criticism’, ‘open question’ and ‘qualified criticism.’

      • Sn-3.5wt%Ag 무연솔더를 이용한 μBGA 솔더접합부의 열피로수명 예측

        이준환,하범용,신영의 중앙대학교 기술과학연구소 2000 기술과학연구소 논문집 Vol.30 No.-

        본 연구에서는 μBGA와 Pb-free 솔더에 대한 수명평가방법을 제시하기 위하여 μBGA에 대하여 37wt%Pb-Sn 공정 솔더와 Sn-3.5wt%Ag 솔더를 채택한 3차원 유한요소해석모델을 구성해 보았다. 점탄소성거동에 대비하여 구성되어진 각각의 모델 중, 먼저 일반적인 솔더 형상을 가진 모델에 대하여 솔더 재질별로 온도범위 -40∼120℃, -20∼100℃, 20∼100℃의 세 가지 열사이클을 3회씩 가하여 솔더 접합부 계면에 집중되어진 응력과 변형율의 분포를 유한요소해석을 통해 살펴보았다. 또한 온도 변화에 따른 ΔT와 용융온도 T_M등의 변수를 이용하여 얻어진 γ를 이용하여 열피로수명식을 유도하였다. This study discusses thermal fatigue prediction of μBGA(Micro Ball Array) solder joint. Analysis method is used to three-dimensional finite element analysis with various solder alloys such as Sn-37wt%Pb, Sn-3.5wt%Ag under temperature cycling. Strain values, along with the result of solder material fatigue tests, were then used to predict the solder joint fatigue life with Coffin-Manson equation. As a result, it could be found that Sn-3.5wt%Ag has longer fatigue life than Sn-37wt%Pb in Low cycle fatigue. And using the analysis result, derive modified Coffin-Manson equation with temperature dependent factor γ.

      • KCI등재후보

        프로젝트 초기 단계에서의 분쟁방지를 위한 분쟁요인 추출에 관한 연구 : 턴키공사 사례 중심으로 Focusing on Turn-Key Project

        윤준선,권기범,서춘택,백준홍 韓國仲裁學會 2004 중재연구 Vol.14 No.1

        Although we try to increase the order of turn key construction for the international competitiveness strengthening, the construction quality advancement and the productivity enhancement of the public sectors, the problems of the domestic turn key systems are causing the hardships of all the participants and many possible disputes. The home turn key constructions have been activated since 1997. A lot of trial and error had been experienced in these days, and the turn key systems have been changed little by little. But the bases are continuously kept because of their reflecting all the participants' opinions. In the inner turn key constructions the problems of uniform types are repeatedly occurred, and, especially, many problems happen up to the stage of early stage owing to the specialties of the turn key construction. So the dispute factors of the Korean turn key constructions were abstracted through the literature searches, the site document examinations, the case studies and the interviews with the experts. When the technicians meeting the interior turn key construction for the first time and working here now are well acquainted with only these factors, many disputes will be prevented.

      • 폐하수처리제를 이용한 제지폐수의 처리

        서정범,배준현 안양대학교 자연과학연구소 1996 自然科學硏究 Vol.3 No.-

        셀루로스 분해 균주인 cytophaga sp.를 이용하여 실제 폐수처리시설에서의 적용 가능성과 폐수처리효율에 미치는 영향을 검토하였다. 합성 제지폐수에 cytophaga sp.를 투여하고 행한 회분식 실험에서 4시간 후 COD_Cr 처리효율이 약 20% 증가되었다. 그러나 24시간 경과 후에는 차이가 없었다. 실제 제지폐수에 cytophaga sp.를 투여하고 행한 회분식 실험에서는 4시간 후의 COD_Cr 처리효율은 차이가 없었으나 6시간 후에는 10% 증가되었다. 생물처리제의 투여량을 증가시킴에 따라 처리효율도 증가되었다. 실제 제지폐수에 cytophaga sp. 20mL/day를 투여하고 행한 연속식 처리실험에서 BOD, COD_Cr, COD_Mn 처리효율이 각가 8.6%, 20%, 13.5% 증가되었으며, 투여량 변화에 따른 처리효율의 변화는 없었다. Cytophaga sp.를 투여함에 따라 물질대사계수(K_m)가 상승되는 것으로 보아 난분해성 섬유소가 분해성으로 전환된 것으로 판단되었다. The appricabilty at the practical plant and the effect on the treatment efficiency were estimated by using cytophaga sp. as a cellulose degrading bacterium. At the batch-type treatment of synthetic paper mill wastewater with cytophaga sp., about 20% treatment efficiency on COD_Cr was increased at 4 hours, but at 24 hours there was little difference. At the batch-type treatment of wastewater from the paper mill with cytophaga sp., treatment efficiency on COD_Cr was almost equivalent at 4 hours, 10% was increased at 6 hours, but 25 hours there was little difference, the efficiency was increased in the proportion to the increment of the dosage amount of the agent. At the continuous treatment of paper mill wastewater with 20 mL/day cytophaga sp., efficiencies of BOD, COD_Cr, COD_Mn increased 8.6%, 20%, 13.5%, respectively and the difference was not much according to the dosage amount. From the increment of K_m, metabolic coefficient by the dosage of cytophaga sp., it was estimated to be converted from recalcitrant cellulose in paper mill wastewater to biodegradable organics.

      • KCI등재

        급성흉통으로 내원한 환자에서 심근경색증을 조기 발견하기 위한 TROP-T?Rapid Assay의 유용성

        정준영,이창현,김현정,도호석,이삼범,도병수 대한응급의학회 1996 대한응급의학회지 Vol.7 No.2

        Study Objectives : In the past, measurement of cardiac enzymes(i.e. CK and/or CK-MB, GOT, LDH)and myoglobin, cardiac specific serum troponin-T were widely used for the diagnosis of acute myocardial infarction, but it need a long time and have low specificity. Thus new diagnostic modality, TROP-T?? Rapid Assay, is very easy and rapid qualitative methods, is needed for the early detection of acute myocardial infarction. Methods : Total CK, GOT, LDH, myoglobin and serum troponin-T activities were measured in patients presenting with acute chest pain at the emergency department and at the same time TROP-T? Rapid Assay was done. Final diagnosis and diagnostic usefulness was evaluated. Results : Overall diagnotic sensitivity and specificity of initial results were as follows; TROP-T? Rapid Assay, 77.3, 100.0; myoglobin, 63.6, 70.4; CK, 95.5, 96.3; GOT, 86.4, 96.3; LDH, 90.9, 92.6; serum troponin-T, 86.4, 96.3, respectively. Conclusion : The TROP-T?? Rapid Assay is simple method and has a short time and nearly same sensitivity and specificity compared to other cardiac enzymes. Thus this is considered useful method in the early detection of acute myocardial infarction at emergency department.

      • KCI등재

        2인과 3인의 기본 심페소생술 비교

        정준영,이창현,김현정,도호석,이삼범,도병수 大韓應急醫學會 1997 대한응급의학회지 Vol.8 No.1

        Study objectives: To compare the quality of CPR provided by medical students and pre-EMTs perfoming three-rescuer CPR with that achieved by same students trained to provide standard two-rescuer CPR and to find the most effective method of resuscitation and to educate this methods to students. Material and methods: From July 1 to September 30, 1996, we had trained 60 groups consisted of the medical students, students of EMS technology and pre-EMT. Each group practiced two-rescuer CPR and three-rescuer CPR for 120 minutes with Resusci? Anne and perfomed CPR for at least 3 minutes without feedback. To eliminate any visual cues of perfomance the mannequin's recorder was hidden. Each actions were recorded by Resusci? skillmeter and Laerdal printer. To compare the quality of two-rescuer CPR and three-rescuer CPR, we analyzed the data by SPSS with paired t-test. Results: Three-rescuer teams delivered a mean minute ventilation and a mean minute cardiac compression substantially greater than that produced by two-rescuer teams(11.30±1.85 vs 9.09±2.22, p<0.001; 99.22±12.42 vs 95.12±15.75, p<0.001). Three-rescuer teams produce the more correct actions in chest compression and ventilation(93.84±7.56% vs 83.49±16.94%, 90.90±9.33% vs 77.00±17.06%). Conclusion: Three-rescuers can produce better CPR than two rescuers when a bag-valve-mask devices is used and the technique is easily learned and readily retrained, so we think that repeated education and training of this CPR methods to students is needed.

      • KCI등재후보

        당뇨병환자에서 뇨증 Fibronectin농도의 증가에 관한 연구

        한승범,조준승,손건영,서성문,박근용,조성래,박규영,박정모,이인규,여준기 啓明大學校 醫科大學 1994 계명의대학술지 Vol.13 No.4

        Plasma fibronectin is an α₂-glyoprotein, which is produced by vascular endothelial cells. Raised level of plasma fibronectin has been observed in diabetic patients particularly in the presence of microvascular complications. However, no available data exist about urine level of this glycoprotein in diabetic patients. We measured urine fibronectin level by ELISA methods in 54 diabetic patients who have microvascular comlications or not. The following results were obtained. 1) Urine fibronectin level(㎍/g creatinine) in diabetic group(1740.0±678.0) is increased compaired with those in normal control group(471.0±59.0). but this results were not significantly different among two groups(P>0.05). 2) Urine fibronectin level(㎍/g creatinine) was significantly increased in patients with nephropathy (6188.0±3144.0) compared with those in normal control group(471.0±59.0) and patients without nephropathy(645.0±251.0)(P<0.001). 3) There were a significant correlation between BUN, creatinine, creatinine clearance, 24hr urine total protein and urine fibronectin level in diabetic patients. Our data suggest that urine fibronectin excretion level might be used as a sensitive guide for diabectic nephropathy.

      • 안양천 등 관내하천의 수질오염분석 및 생태학적 분석에 관한 연구(II)

        배준현,서정범,구본영 안양대학교 자연과학연구소 1997 自然科學硏究 Vol.4 No.-

        안양천을 비롯한 10개 지천에 대한 환경오염 분석을 하였다. 전편(Ⅰ)에 이어 안양천의 관내지류인 산본천, 당정천, 오전천, 왕곡천, 통미천을 중심으로 하여 수질오염분석과 중금속오염도 조사 및 생태학적 분석에 대하여 연구하였다. 아울러 안양천 및 그 지류의 환경진단과 함께 하천을 살릴수 있는 몇가지 제안을 하였다. 안양천 및 지류의 수질오염분석결과 측정기간에 BOD 값이 평균 25.5 mg/l으로, 최저 17.0mg/l에서 최고 36.4mg/l으로 환경기준치를 초과하고 있다. COD는 평균 18.9mg/l으로 최저 12.7mg/l에서 최고 24.2mg/l로서 환경기준치인 5급수 수질을 초과하고 있으나 다른 수질의 지표에 비해 비교적 양호한 값을 나타내고 있다. SS는 평균 23.8mg/l으로 3급수 이내의 수질을 유지하고 있다. 총질소(T-N)는 평균치가 16.7mg/l으로 상류는 기준치 이하를 나타내고 있으나 중·하류는 5급수 이상의 높은 수치를 보이고 있어 제거대책이 강구되어야 할 것이다. 하천퇴적물에 대한 중금속 오염도 분석결과 5개항목 모두 기준치를 초과하여 높게 나타났으며 특히 아연(Zn)의 농도는 매우 심각한 것으오 분석되었다. 분석결과는 Zn>Cu>Pb>As>Cd순으로 나타났다. 생태학적 분석에 있어서는 안양천의 상류에서 하류에 이르기까지 어류는 서식하지 못하고 있으며 하류일부지역에서 오염에 강한 극소수 어류가 발견되었다. 식물도 하류로 갈수록 오염에 비교적 강한 식물이 군락을 이루고 있었다. Water pollution analysis about Anyangchun river and rivers within the province, investigation of a contamination level of heavy metal and ecological analysis were studies. The result of water pollution analysis Anyangchun river and its tributaries during the period of measure says BOD was average 25.5mg/l, ranging from minimum 17.0mg/l to maximum 36.4mg/l which exceeds and environmental standard level COD was average 18.9mg/l, ranging from minimum 12.7mg/l to maximum 24.2mg/lwhich exceeds fifth class of water quality, and environmental datum level, but represents relatively better value than the other base point of water quality. SS was average 23.8mg/l, which maintains water quality of below the third class. Total Nitrogen was average 16.7mg/l ; the upper water was seen below a base point, but the middle and lower showed exceeds fifth class of water quality. Therefore, a proper measure to remove nitrogen will have to be deviced. According to the analysis result of heavy metal contamination level about the river deposit, all of 5 items exceeded the environment base point. Specially, concentration of Zinc was considered very serious. The result of analysis was proven in the order to Zn>Cu>Pb>As>Cd. In ecological analysis, fish couldn't living from the upper water to the lower one in Anyang river with in province and a small minority of fish were discovered in part of the lower water. Hereby we suggested the alternative to decline water pollution in Anyang watercourse.

      • KCI등재후보

        甘豆湯 전탕액과 구성약물이 배양심근세포 박동수에 미치는 영향

        박준배,권강범,황인진,김우경,김희찬,오광수,이호섭,류도곤 대한동의병리학회 2001 동의생리병리학회지 Vol.15 No.4

        To test the protective effect of herbal medicine on myocardial damage against adriamycin-induced myocardiotoxicity, cytotoxicity of adriamycin was examined using MTT assay and protective effect of herbal medicine in the presence of water extract of Gamdu-tang, Gamigamdu-tang, or single constituents of these prescriptions was examined using counting of beating rate. The results of these experiments were obtained as follows : Adriamycin resulted in a decrease in viability and beating rate in cultured myocardial cells. Gamdu-tang water extract shows effects of protection from the cardiocyte toxicityinduced by adriamycin treatment such as increases beating rate. Gamigamdu-tang water extract shows the similar protective evvect as shown in gamdu-tang treatment on the decreasing of beating rate induced by adriamycin. Radix Glycyrrhizae, Semen Glycine, and Folium Phyllostachyos water extract shows a significant effect of protection for cardiotoxicity induced by adriamycin in cultured myocardial cells. These results show that adriamycin elicits toxic effects in cultured myocardial cells derived from neonatal mouse, and suggest teat water extract of gamdu-tang, gamigamdu-tang, Radix Glycyrrhizae, Semen Glycine, or Folium Phyllostachyos is very effective in the prevention of adriamycin-induced cardiotoxicity/

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