http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
이정수,김형성,Lee, Jung Soo,Kim, Hyeong Seong 한국결정성장학회 2012 한국결정성장학회지 Vol.22 No.5
이종(異種)금속을 접합 가공하는 모꾸메가네기법, 상감기법 등의 기존 제작 방식은 주얼리 대량생산에 있어 표현 및 제작 상 많은 제한이 따른다. 이를 극복하기 위하여 기존의 정밀주조기법과 CAD/CAM방식을 융합한 다중(多重)주물 제작기법을 제시하였다. 주얼리 원본제작에 있어 CAD/CAM을 활용하여 2차 원본은 1차 원본보다 5 % 작게 제작하였다. 1차 황동 주조물에 2차로 은을 주조하여 실험하였으며, 2차 주조 시 통상적 주조의 플라스크 온도 보다 약 $150{\sim}200^{\circ}C$ 높게 주조하였다. 다중주물 방식을 통하여 대량생산이 가능한 이종(異種)금속의 주얼리를 손쉽게 제작할 수 있었다. There are many restrictions in conventional ways of Jewelry mass production which are Mokume Gane, Inlaid Technology based on a joining work of dissimilar metals. To overcome this, Multi-Casting using both Jewelry-Casting and CAD/CAM has presented. In experiment on Muti-Casting, second original sample which was produced by CAD/CAM is 5 % smaller than first one. The first and second castings are brass and silver, respectively. When making second sample, the temperature of flask was about $150{\sim}200^{\circ}C$ higher than the standard temperature of flask when making castings. Through the Multi-Casting, it was found that there was no trouble making dissimilar metals Jewelry which can be mass produced.
강직성 척추염에 대한 연구 : 척추 골절을 중심으로 Focused in Spine Fractures
이준규,안재성,김형성 충남대학교 의과대학 지역사회의학연구소 1996 충남의대잡지 Vol.23 No.2
In ankylosing Spondylitis, ankylosis of some or all segments of the spine, segmentally or diffusely can be affected. Because all the ligaments become ossified in the involved area, a fracture that occur through this involved segment traverses both bone and ligaments, producing an extremely unstable situation similar to a shearing type of fracture. As the disease enters a chronic phase, the pathologic changes lead to a rigid, brittle, and osteoporotic spine. Mild trauma can lead to fractures that are difficult to diagnose, cause a high incidence of neurologic deficits, and present treatment problems. Patients known to have ankylosing spondylitis should be counseled regarding the possibility of a fracture, and if pain persists after an injury, they should be thoroughly investigated radiologically to rule out a potentially serious problem. Reduction of the displacement and stabilization is best achieved with posterior instrumentation, and laminectomy is not indicated. From March, 1990 to October, 1996, 11 cases of the ankylosing spondylitis in the department of orthopaedic surgery at Chungnam National University Hospital were managed nonoperatively with good healing and one case is operatively treated by anterior interbody fusion for cervical lesion, posterior instrumentation for thoracolumbar lesion.