http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
최창섭 대한교육법학회 2002 敎育 法學 硏究 Vol.14 No.2
What we call the present society 'the knowledge centered society' is because the knowledge centered information determines our survival. 'Knowledge centered society' means that the value of economic activities is changing from the form of a concrete resources to the form of a metaphysical resources. The metaphysical resources means the various formless information which human beings create. As these metaphysical resources directly connect with an economic value we can say that they lead a radical social changes. We need diverse human resources to adapt ourselves to a social changes and to create new information effectively and to utilize them. Under the existing uniform educational system, we have difficulty in training diverse human resources effectively. Therefore, it is a general tendency to make various policies, to establish related laws from necessity and to improve a social environment for the effective human resources development. At present, human resources development and training are becoming a competitive power for the national survival. In our country from 2000, we have supported the full-scale research and policy-making which are necessary for the human resources development. we established 'Basic Human Resources Development Act' in 2002. 'The Basic Human Resources Development Act' is the process of embodying the realistic human resources development plan through the improvement of a present educational environment. It is to make a legal basis for forming an effective political support system for the purpose of the effective human resources training and utilization. Various forms of verification need to make an effective human resource training system by 'Basic Human Resources Development Act'. We have to grope a concrete method to coincide in 'the Basic Human Resources Development Act' which was established with the object of human resources development.
材料强度 데이터에 의한 疲勞壽命의 解析方案에 관한 硏究
崔昌燮 홍익대학교 산업기술연구소 1995 産業技術 Vol.5 No.-
The purpose of this study is to collect the data regarding mechanic properties and fatigue features of various materials and thereupon analyze the corelationship between them to compare with tested values. For this purpose, fatigue limit and mechanic properties were reviewed and acatterings for small smaple data were analyzed. Furthermore the factors affectings the fatigue life-length and the mechanic properties were illuminated by means of small samples in light of their co-relationship ad thereupon coefficient expressions were found on the basis of existing data Besides the data regarding material strength were chosen and thereby the relationships between fatigue limit and mechanic properties were defined in terms of expressions These expressions were examined against the statistical results. In order to understand the scatterings of K_cp and C_cp a simulation was per formed by means of numerical test and thereby the explanatory power of the standard deviation Sp was examined for the scatterings. Lastly, the test data published so for were collected in great amount to review the causes of recent cracks in relation with mechanic properties and extimate the fatigue features in their mechanic properties.
崔昌燮 홍익대학교 산업기술연구소 1993 産業技術 Vol.2 No.-
Abstract When a sheet steel plate is under the action of local lateral load, it simply deformed plastically. This study has made to investigate the behavior of he plastic deformation of carbon sheet steel plate subject to a concentrated load. The measured experimental results is compared with the theoretical output, and they agree well.