http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
박치영,모성환,문철호,곽재정,김태종,전용준,박유환,정춘해 朝鮮大學校 附設 醫學硏究所 1995 The Medical Journal of Chosun University Vol.20 No.2
von Willebrand's disease (vWD) is the most common autosomal-dominant inherited disorder resulting from a quantitative or a qualitative defect of von Willebrand factor (vWF). The most diagnostic pattern is the combination of a prolonged bleeding time, a reduction in plasma vWF concentration, a parallel reduction in ristocetin cofactor activity, and reduced factor Ⅷ activity, In this case, ristocetin-induced platelet aggregation data were compatible with that of vWD. Bleeding times were prolonged over 4 minutes, vWF antigen levels were 45%. vWF ristocetin cofactor activities were 0~1% and factor Ⅷ levels were 31%, when compared to the normal control. We report the case of a family with vWD. characterized by a quantitative defect in vWF
박태근,김영환,박재현,박현민,최병석 明知大學校 産業技術硏究所 1999 産業技術硏究所論文集 Vol.18 No.-
In this paper, a new method of FEC(Forward Error Correction) using multi-stage Viterbi coder is proposed, with effectively reduce BER in satellite ATM Networks. In terms of structural complexity, proposed multi-stage Viterbi coder simpler than the traditional single-stage coder based on the same BER performances. And, through simulation, proposed coder shows excellent error correction capabilities compared with traditional FEC schemes. Also, we propose a selective FEC mechanism that adaptively changes the number of stages to satisfy the QoS(Quality of Service) requirements. This Selective scheme can be easily implemented using the PLCP(Physical Layer Convergence Protocol) frame structure.
비용ㆍ편익 분석을 중심으로 한 중수도 시설의 처리방법별 적정규모선정
노상환,민동기,송영일,박태욱,박주양 한양대학교 환경공학연구소 2000 環境科學論文集 Vol.21 No.-
미래의 안정적인 수자원 확보를 위한 수요관리방안인 중수도 시설 설치 시 발생하는 비용과 편익의 현재가치를 이용하여 처리방식별로 중수도 시설의 경제성 분석을 하였다. 사회적 편익을 고려하였을 경우 중수도 시설규모가 300㎥이상의 1일 처리용량의 경우 경제성이 있는 것으로 나타났다. 그러나 사적편익을 고려하였을 경우에는 사회적 편익에서 고려된 환경비용절감등의 여러 외부 편익이 포함되지 않아 중수도 시설에 의한 편익이 작아지게 된다. 따라서 사적편익만을 고려할 경우에는 대체로 경제성이 있는 중수도 시설의 규모는 사회적 비용을 고려하였을 경우 보다 커진다. Water reuse is a control method of water demand to steadily assure water resources in the future. Economical efficiency of wastewater reuse plants with various treatment processes was studied using the present value of cost-benefit. When social benefits are considered, the capacity of 300㎥/ day was found to be economically effiecient. However, when private benefits are considered, the social benefit of wastewater treatment plant decreases because the private benefits do not include environmental expenses and other benefits which are included in social benefits. Therefore, when the private benefits are only considered, the economically efficient capacity of the wastewater reuse plant will be higher than that considering social expenses.
한복수,박성환,명태식,권경우 大田産業大學校 2001 한밭대학교 논문집 Vol.18 No.-
Precision machining widely bases on the technology connected with machine tools, machining and others. The prototype was designed in the base of the analysis of the precision air bearing spindle which have greate influence upon the machining accuracy of the precision machine. The contents in this study are as follows. 1) Design and manufacture of the spindle system, 2) Performance test of the system. The spindle system is made of aero-static, which has the excellent rotation accuracy was designed and manufactured. As a result of the test (static vibration, dynamic vibration, spindle rotation), the air spindle system was stability. We think that this system can apply to the ultra-precision machine tools.
비접촉식 측정데이터를 이용한 근사 곡면 생성 및 영역화
김재현,박정환,고태조,유우식 嶺南大學校 工業技術硏究所 2001 工業技術硏究所論文集 Vol.29 No.2
As well known, the non-contact measuring method via the laser scanning or vision system provides vast amount of measuring points by which we rapidly identify the overall shape. On the other hand, its measuring accuracy (resolution) may be lower than that of touch probing method. From the reverse engineer's point of view, it is meaningful and efficient to fully utilize the merits of each methodology. This paper describes the construction of an overall approximate surface model by the non-contact measurement data (cloud-of-points), and the segmentation scheme for identifying sub-areas which should further be digitized by a scanning touch probe. The segmentation is performed through extracting the featured boundary edges or shapes (sharp edges or blend surfaces) by a pencil curve tracing algorithm.
기장도,박치영,류보열,김태종,모성환,곽재정,문철호,박근홍,박유환,정춘해 朝鮮大學校 附設 醫學硏究所 1996 The Medical Journal of Chosun University Vol.21 No.1
Chronic neutrophilic leukemia is a very rare myeloproliferative disorder which is characterized by severe sustained mature neutrophilic leukocytosis in peripheral blood (PB), hepatosplenomegaly, elevated leukocyte alkaline phosphatase, serum uric acid. serun viatmin B 12 and the bleeding tendency despite normal platelet count and coagulation time, absence of philadelphia chromosome, and the absence of fever or underlying infection or disease sufficient to mimic a leukemoid reaction. We have experienced a 34-years-old male patient with atypical chronic neutrophilic leukemia. On admission, the leukocyte count was 56,860/uL. severe neutrophic leukocytosis with 76% neutrophils and rare immature forms on PB smear. Many neutrophils had toxic granules, and vacuoloes. Leukocyte alkaline phosphatase score was decreased. The cytogenetic study showed Philadelphia chromosome negative with normal karyotype.
장기간의 저항성운동이 각ㆍ완근력 및 호흡순환능력에 미치는 영향
김영준,박태열,최규환 東亞大學校附設스포츠科學硏究所 1999 스포츠科學硏究論文集 Vol.17 No.-
The purpose of this study was to investigate the distribution of the physical girth, muscular strength, Oxygen Consumption and pulmonary capacity by resistance Training. The subjects of this study were consisted with 10 adult males. The circuit of 10stations performed on 3 circuits, 3day/week. The subjects exercised at 60-70% of 1-RM, executing as many repetition as possible in 30sec, followed by 15sec rest as the subject moved to the rest station the training program. The result were as follow: 1. After resistance training was increases significantly in girth of upper arm, thigh, lower thigh. 2. After resistance training was increased significantly in grip strength, back strength, arm strength, leg strength. 3. After resistance training was increased significantly in HRmax, VEmax, but non-significantly VO₂max. It was concluded that resistance training are a good general conditioning activity, attends to more than one component of fitness.
이정인,김태완,박영환,곽재섭 한국공작기계학회 2008 한국공작기계학회 추계학술대회논문집 Vol.2008 No.-
Drilling process is usually used in various manufacturing processes. The burrs took place when drilling process is conducted. Therefore the burr problem occurred from drilling process is very significant. Sometimes, burrs cause unexpected problems such as no good quality product that has a good surface roughness. Therefore, it is important to know characteristics of burr formation and to remove the burr from the drilled material at machining process. This study aims that how to produce the better drilled products by controlling of process factors.