http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Cu-Zn-Al 형상기억합금의 첨가원소에 따른 감쇠능의 변화
이상관,정찬상 대한금속재료학회(대한금속학회) 1989 대한금속·재료학회지 Vol.27 No.1
The effect of misch metal, Ti, Ni and Mn on damping capacity of Cu-Zn-Al shape memory alloys and the optimum heat treatment condition for high damping of the alloy have been studied. Specific damping capacity(SDC) of both Cu-Zn-Al alloys and the elements added Cu-Zn-Al alloys show amplitude dependence and increase with increasing maximum strain amplitude. Maximum SDC of the Cu-Zn-Al alloys are not dependent of composition, but nearly constant about 42% in the range of transformation temperature. Maximum SDC of the elements added alloys is, however, decreased a little but the step quenching and low temperature aging process is suitable heat treatment condition to increase in SDC of the elements added alloys.
이상관,박찬돈,이명권 경운대학교 산업기술연구소 2001 産業技術硏究論文誌 Vol.3 No.2(B)
In this study, driver's parking behavior characteristics in C.B.D were analyzed by quantification theory Ⅱ, and the variables deeply correlate with parking behavior. And for developing parking choice model, binary logit model was applied to the case of that choice alternative were legal or illegal parking and on-road or off-road parking, and multinominal logit model that can predicts three alternatives simultaneously was applied to the case of that choice alternatives were on-road, off-road and illegal parking. Parking choice models developed in this study, are expected to generate available data in developing and validating parking policy.
도시가로에서 교통류 특성과 교통용량 산정기법에 관한 연구
이상관,박찬돈 경운대학교 산업기술연구소 2000 産業技術硏究論文誌 Vol.3 No.1(B)
The purpose of this study is to traffic flow characteristics and the proper method of estimating traffic capacity on the arterial. The major results of this study can be summarized as follows ; (1) The relationship of density and speed, Greenshields model is proper than other models. (2) The density estimated through S-V relationship is 174 ㎞. (3) The methods used in this paper yields more stable values with 2286 veh./h.
이상관,허우필,김연주,김태완,유종현,엄기동,오태호,이근우 한국임상수의학회 2005 한국임상수의학회지 Vol.22 No.4
A three-year old intact female German shepherd dog weighing 32 kg was presented with the history of regurgitation and vomiting. Physical examination revealed a thin body condition, hoarse voice, hypersalivation, and pelvic limb weakness. In radiograph, megaesophagus was identified. The neostigmine challenge test was positive. The titer of acetylcholine receptor (AChR) antibody was 1.58 nmol/L (reference range, <0.6 nmol). Therefore, the dog was diagnosed to be suffering with chronic generalized form of acquired myasthenia gravis and followed by treatment with pyridostigmine bromide, 1 mg/kg, q12 hrs. Treatment improved the pelvic limb weakness, however intermittent regurgitation and vomiting persisted. This resulted in aspiration pneumonia for which antibiotics were administered. However, the dog was euthanized due to poor management and owner's request.
이상관,홍성우,이두진 경운대학교 산업기술연구소 2001 産業技術硏究論文誌 Vol.3 No.2(C)
This study analyzed the variation of delay time to speed and traffic volume on various comparative and analytic methods, link construction in Daegu City's urban street as the basic data on traffic management counterplan under road construction. The delay time at the link is calculated by applying three methods of capacity analysis, shockwave theory and gueueing theory. While the result of the capacity analysis is similar to that of shockwave theory. The result of the queueing theory shows that v/c increases rapidly at 0.4 and increases slowly from 0.7 The results of comparative-analysis between the outcoming of the shockwave theory, queueing theory and capacity analysis at two or three-lane-road like and underwood value, the actual field survey outcoming are as follows : The queueing theory shows the most suitable reliability at two-lane-road and capacity analysis shows the most suitable reliability at three-lane-road.