http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
류제창,한성일 건국대학교 1992 學術誌 Vol.36 No.2
The purpose of this study aims at seeking for the direction which hog farms advance and secondly, investigating the strategy which government step up to export the pork. The results of this study are summarized as follows; The difference between the minimum requirement scale and the real scale of hog alarms is small, so it is possible to be realized for hog farms as a viable farming. The difference between the minimum requirement price and the real price of pork(farm price) is small too, so there is no problem for them to acheive as a viable farming, if they try to improve the quality of pork. But, even if they try to improve the quality of pork and grow as a viable farming, it is not so easy to acheive as a viable farming, therefore government must extend all kinds of technics which improve productivity
TPL을 이용한 일단위 실거래 가격지수 산정방법에 관한 연구
류강민(Kang-Min Ryu),한제선(Je-Sun Han),정상준(Sang-Jun Jung),이창무(Chang-Moo Lee) 한국주택학회 2017 주택연구 Vol.25 No.2
2009년 국내에 아파트 실거래가 지수가 공표된 이후, 2016년에는 연립다세대 실거래가 지수가 추가로 공개되었다. 이들 지수의 특징 중 하나는 국내에서 표준화되어 대량 으로 공급된 공동주택을 대상으로 하여 거래쌍을 구성하기 쉽고, 개별특성 또한 파악하기 쉬워 지수를 산정하기에 용이하다는 것이다. 그러나 단독다가구 주택은 표준화되어 공급되지 않아 개별특성을 파악하기가 쉽지 않다. 또한 국내의 경우 아파트 위주로 공급되기 때문에 지수를 만들기 위한 표본이 상당히 부족한 실정이다. 또한 주택가격지수와 연관된 이슈 중의 하나는 주택가격지수가 주식과 같은 금융상품의 기초자산으로 역할을 할 수 있느냐는 것이다. 그러나 주택가격지수가 코스피 지수와 같이 금융상품의 기초자산이 되기 위해서는 투자자나 헷지를 원하는 시장참여자가 시장 변화에 민감하게 대처할 수 있도록 일별 지수가 산정되어야 한다. 그러나 지금까지의 주택가격지수는 자료의 한계로 인해 월별로만 산정되고 있다. 본 연구는 이러한 한계를 극복하고자 자료에 한계가 있을 때 지수를 산정할 수 있고, 일별로도 중위수를 이용하여 지수를 산정할 수 있는 방법인 Radar Logic사의 TPL 방법을 제시하고자 한다. Since the apartment sales price index using repeated sale data was introduced in 2009, the multi-family house price index was released in 2016. The two-type houses have good characteristics for making indices. For example they have lots of transaction data and lots of stock with standardized type for quality control. However, detached houses in Korea are not supplied in a standardized form and it is difficult to identify individual housing characteristics. Apart from this there is a lack of transaction data to generate sale price index of a detached house since the domestic housing market has been dominated by apartment. The other issue associated with the housing price index is whether the price index could reflect an underlying demand of financial asset such as a stock market. In order to estimate an underlying asset of capital market like the KOSPI index, a daily index should be considered so that the property investors who desire to hedge their investment can timely respond on the market change. Unfortunately, the house price index has been calculated in a monthly base due to a lack of transaction data. This study proposes the ‘TPL method’ of Radar Logic company, which calculates indices even when data exists in a small number and produces the index on a daily basis.
Chung, Ee-Yung,Lee, Chang-Hoon,Park, Young-Je,Choi, Moon-Sul,Lee, Ki-Young,Ryu, Dong-Ki The Malacological Society of Korea 2011 The Korean Journal of Malacology Vol.27 No.1
The gametogenic cycle and the spawning season in female and male Cyclina sinensis were investigated by quantitative statistical analysis using an image analyzer system, and the biological minimum size (the size at 50% of sexual maturity) was calculated by combination of quantitative data by size and von Bertalanffy's equation. Compared the gametogenic cycle by quantitative statistical analysis with the previous qualitative results in female and male C. sinensis, monthly changes in female and male gametogenic cycles calculated by quantitative statistical analysis showed similar patterns to the gonadal stages in female and male reproductive cycles by qualitative histological analysis. Comparisons of monthly changes in the portions (%) of each area to eight kinds of areas by quantitative statistical analysis in the gonads in female and male C. sinensis are as follows. Monthly changes in the portions (%) of the ovary areas to total tissue areas in females and also monthly changes in the portions of the testis areas to total tissue areas in males increased in March and reached the maximum in May, and then showed a rapid decrease from June to October. Monthly changes in the portions (%) of oocyte areas to ovarian tissue areas in females and also monthly changes in the portions of the areas of the spermatogenic stages to testis areas in males began to increase in March and reached the maximum in June in females and males, and then rapidly dropped from July to October in females and males when spawnig occurred. From these data, it is apparent that the number of spawning seasons in female and male C. sinensis occurred once per year, from July to October. Monthly changes in the number of the oocytes per mm2 and in the mean diameter of the oocyte in captured image which were calculated for each female slide showed a maximum in May and reached the minimum from December to February. Therefore, C. sinensis in both sexes showed a unimodal gametogenic cycle during the year. The percentage of sexual maturity of female and male clams ranging from 25.1 to 30.0 mm in length was over 50% and 100% for clams over 40.1 mm length. In this study, the biological minimum size (sexually mature shell lengths at 50% of sexual maturity) in females and males were 26.85 and 26.28 mm, respectively.
Ryu, Je-Hwang,Kim, Ki-Seo,Yu, Yi-Yin,Lee, Chang-Seok,Lee, Yi-Sang,Jang, Jin,Park, Kyu-Chang The Korean Infomation Display Society 2008 Journal of information display Vol.9 No.4
Field emitter arrays (FEAs) were developed using carbon nanotubes (CNTs) as electron emission sources. The CNTs were grown using a selective-positioning technique with a resist-protection layer. The light emission properties were studied through the electron emission of the CNTs on patterned islands, which were modulated with island diameter and spacing. The electron emission of CNT arrays with $5{\mu}m$ diameters and $10{\mu}m$ heights increased with increased spacing (from $10{\mu}m$ to $40{\mu}m$). The electron emission current of the $40-{\mu}m$-island-spacing sample showed a current density of 1.33 mA/$cm^2$ at E = 11 V/${\mu}m$, and a turn-on field of 7 V/${\mu}m$ at $1{\mu}A$ emission current. Uniform electron emission current and light emission were achieved with $40{\mu}m$ island spacing and $5{\mu}m$ island diameter.
Growth of Vertically Aligned CNTs with Ultra Thin Ni Catalysts
Ryu, Je-Hwang,Yu, Yi-Yin,Lee, Chang-Seok,Jang, Jin,Park, Kyu-Chang,Kim, Ki-Seo The Korean Institute of Electrical and Electronic 2008 Transactions on Electrical and Electronic Material Vol.9 No.2
We report on the growth mechanism of vertically aligned carbon nanotubes (VACNTs) using ultra thin Ni catalysts and direct current plasma enhanced chemical vapor deposition (PECVD) system. The CNTs were grown with -600 V bias to substrate electrode and catalyst thickness variation of 0.07 nm to 3 nm. The CNT density was reduced with catalyst thickness reduction and increased growth time. Cone like CNTs were grown with ultra thin Ni thickness, and it results from an etch of carbon network by reactive etchant species and continuous carbon precipitation on CNT walls. Vertically aligned sparse CNTs can be grown with ultra thin Ni catalyst.