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조선조 농서의 서지학적 연구 (A Bibliographical Study of the Agricultural Books published in the Chosun Dynasty)

  • 노기춘;송일기
    • 한국정보관리학회:학술대회논문집
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    • 한국정보관리학회 1995년도 제2회 학술대회 논문집
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    • pp.149-152
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    • 1995
  • $\boxDr$농사직설$\boxUl$ $\boxDr$금양잡록$\boxUl$ $\boxDr$사시찬요초$\boxUl$는 각각 독특한 성격을 갖고 있는 농서로 신속에 의해 한권의 책으로 편집됨으로서 종합농서의 성격을 갖는 $\boxDr$농가집성$\boxUl$이 만들어졌고, 시간의 흐름에 따라 $\boxDr$농가집성$\boxUl$의 단점을 보완하기 위하여 홍만선은 $\boxDr$산림경제$\boxUl$를 편찬하였으며, $\boxDr$산림경제$\boxUl$를 저본으로 서유구는 조선시대에 편찬된 여러 농서를 집대성한 $\boxDr$임원경제지$\boxUl$를 편찬하였다.

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유희춘이 판각을 주도한 서적에 관한 연구 (A Study on the Books Engraved under the Auspices of Yu Heui-Chun)

  • 배현숙
    • 한국도서관정보학회지
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    • 제34권3호
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    • pp.277-295
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    • 2003
  • 본고는 조선조 중기의 관료이며 학자인 미암 유희춘의 일기를 통해 당시 서적 간행의 양상을 살펴보고자 하였다. 미암 유희춘은 만년에 관직생활을 하면서 일기를 남겼으니 이 $\boxDr$미암일기$\boxUl$에 일상의 일이 매우 자세하게 기록되어 있다. 이를 통하여 당시의 정치, 경제, 사회, 문화, 서적, 가정사까지도 알 수 있다. 본고는 이 일기를 통해 미암의 서적과 관련된 여러 일 가운데 미암이 주도적으로 간행하려고 노력한 서적을 밝혔다. 아울러 당시에 편성된 책판목록에 수록되었는지의 여부도 확인하였다. 미암이 개인적으로 간행하고자 한 서적은 2종류로 나눌 수 있다. 하나는 외조부 금남 최부의 문집인 $\boxDr$금남집$\boxUl$과 중국기행문인 $\boxDr$표해록$\boxUl$이다. 다른 하나는 아동용 도서로 문해용의 $\boxDr$신증류합$\boxUl$과 도덕교육용의 $\boxDr$속몽구$\boxUl$이다. 이들 서적을 인출하기 위해 판각한 당시의 책판은 당대의 책판목록에 수록되어 있어야한다. 그러나 거의 대부분 누락되어 있다. $\boxDr$미암일기$\boxUl$를 통해 책판목록에 누락된 서적을 보완할 수 있으므로 $\boxDr$미암일기$\boxUl$의 중요성을 알 수 있다.

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기능성 소재가 코팅된 골판지상자의 감귤의 신선도 유지 효과 (Freshness Extension of Corrugated Fiberboard Box coated with Functional Materials)

  • 박형우;김동만;김윤호;이선아
    • 한국포장학회지
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    • 제8권2호
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    • pp.27-31
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    • 2002
  • 제주산 감귤을 기존의 골판지와 이골판지에 특성이 다른 선도 유지기능성 소재 3종을 상자 내면에 코팅하여 여기에 감귤을 넣고 $25^{\circ}C$에 8일간 저장하면서 선도 유지효과를 조사하였다. 중량은 모든 포장구에서 2.6-3.7%가 감소하였고 산도와 당도는 포장구간에 차가 없었으며 비타민 C 함량은 대조구 보다 R-Box와 Y-Box가 10% 높게 유지되고 있었다. 부패율도 R-Box는 4%였으나 나머지 포장구는 8-11%의 감귤이 부패되었으며 외관도 R-Box가 가장 양호하였다.

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상자포장 청과물의 송풍저항 특성 (Resistance to Air Flow through Packed Fruits and Vegetables in Vented Box)

  • 윤홍선;조영길;박경규
    • Journal of Biosystems Engineering
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    • 제20권4호
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    • pp.351-359
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    • 1995
  • In pressure cooling system, produce were packed in vented box and cooled rapidly by producing a difference in air pressure on opposite faces of stacks of vented box. So, energy requirements and performance of pressure cooling system depended upon the air flow rate and the static pressure drop through packed produce in vented box. The static pressure drop across packed produce in vented box normally depended upon air flow rate, vent area of box and conditions of produce bed (depth, porosity, stacking patterns, size and shape of products) in box. The objectives of this study were to investigate the effect of vent area and air flow rate on airflow resistance of empty box and packed produce in vented box, and to investigate the relationship between the air flow resistance of packed products in vented box and sum of air flow resistance of empty box only and products in bulk only. Mandarins and tomatoes were used in the experiment. The airflow rate were in the range of 0.02~1.0$m^3$/s.$m^2$, the opening ratio of vent hole were in the range of 2.5~20% of the side area. The results were summerized as follows. 1. The pressure drops across vented box increased in proportion to superficial air velocity and decreased in proportion to opening ratio of vent hole. A regression equation to calculate airflow resistance of vented box was derived as a function of superficial air velocity and opening ratio of vent hole. 2. The pressure drops across packed produce in vented box increased in proportion to superficial air velocity and decreased in proportion to opening ratio of vent hole. 3. Because of the air velocity increase in the vicinity of vent hole in box, the airflow resistances of packed products in vented box were always higher than sum of air flow resistance of empty box only and products in bulk only. 4. Based on the airflow resistance of empty box and products in bulk, a regression equation to calculate airflow resistance of packed products in vented box was derived.

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도시공원 야간이용의 공공안전성 제고를 위한 요인 정합성 평가 (Perception of Public Safety of Night Users in Neighborhood Parks)

  • 노재현;허준;안득수
    • 한국조경학회지
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    • 제23권2호
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    • pp.213-222
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    • 1995
  • To increase the night use level, this study was analyzed perception of users about the public safety, and extracted main variables which were influencing public safety. The public safety was evaluated by the actual (on site) and nonactual users (off site) and the Delphi method. The night users of female and the elders were relatively more than male and the young respectively as compared with day. Walking was predominant in approaching means. In public safety ratings, $\boxDr$vuknerability to violence$\boxUl$varied accoding to sex, income, education, marriage, job, age. $\boxDr$crowding, $\boxDr$noise$\boxUl$ were important variables in satisfying users at night. $\boxDr$Lack of surveillance, $\boxDr$harassment of other person$\boxUl$, $\boxDr$rowdy behavior in poorer visibility$\boxUl$, $\boxDr$fear in lower intensity of light$\boxUl$ and $\boxDr$vulnerability to violence$\boxUl$stood high , so it is required guarantee of security guard to enhance the park use at night Although the ratings between field and indoor evaluation were somewhat different the variables had so similiar rant.

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Research on blind box packaging design based on consumer psychology

  • Ruiyu Li;Alber Young Choi
    • International Journal of Advanced Culture Technology
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    • 제11권3호
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    • pp.163-171
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    • 2023
  • A blind box is a kind of sales method in that you can only get the product information by opening the package. In 2019, blind box products began to grow rapidly in the Chinese market, and gradually formed a special "blind box economy". The particularity of blind box products is that driven by consumers' curiosity, consumers' purchasing behavior can be directly induced by the visual and tactile perception of commodity packaging. Therefore, it is necessary to explore the psychological needs of consumers and master the blind box packaging design elements under the influence of consumer psychology. This paper takes figurine blind box packaging elements as the research scope and Chinese blind box consumers as the research object. Through market research and literature study, We are designed to conduct a questionnaire survey and SPSS empirical study to find out the differences in the preferences of different consumer temperament types for blind box packaging, taking the characteristics of blind box products and consumer psychology as the relevant theoretical background. The research results show that among the blind box consumers, choleric type consumers predominate, the color of the blind box packaging presents red, orange, and yellow preference, and the material presents metal, and plastic preference. The shape of the blind box shows a preference for special shape.

Far Infrared Emissivity of Wood Material - Comparing the Three Heat Transfer Modes of Wood Box and Aluminum Box

  • Lee, Hwa-Hyoung;Bender, Donald A.
    • Journal of the Korean Wood Science and Technology
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    • 제37권5호
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    • pp.440-450
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    • 2009
  • In case of wood flooring, the high emissivity would be one of the most important properties especially as the cover material of underfloor heating system. The FIR (Far Infrared) materials such as wood emit FIR energy by heating, which has been used as the medical therapy such as dry sauna. This research investigated the emissivity and the emission power of wood composites by comparing the amount of the three heat transfer modes transferred by infrared radiation which came from the increased temperature of the bottom board of the plywood box by the heater. The results showed the value of radiation mode was the highest mode for the plywood box, and the convection mode was the main mode for the aluminum box. The rate of convection was 81.8% in the aluminum box and 48.2% in the plywood box, respectively. In case of the rate of radiation, the aluminum box showed only 15.4% and the plywood box showed 51%. The emissivity and the emission power of birch plywood showed the same values as those of wood. The amount of energy required for the temperature rising of water within vial in the aluminum box and in the plywood box were 3.32 kJ and 6.70 kJ respectively, which showed that the vial temperature of the plywood box was two times higher than that of the aluminum box.

연속압출공법(ILM)을 이용한 수저(水底)터널공법에 관한 연구 (The Continuously Underwater Tunnelling Methods by Incremental launching Methods)

  • 정병률;류동훈;김준모
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2009년도 춘계학술대회 논문집
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    • pp.28-41
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    • 2009
  • We know the several construction methods for underwater tunnel, but properly submerged concrete box type tunnel was mostly good structure stability and mostly shot length of tunnels. Submerged box type tunnel was buildup the unit segments in dry dock or ship yard by 10 to 20meters. The submerged box was composed with segments was join each together. It was installing the gate and waterproofing the coupling the front hull of a box. The complete submerged box rise up to the surface water, tow in the submerged box by tugboat, going to the destination of tunnel construction site. Beforehand dredge up soil at the bottom of a underwater, sinking the submerged box, connection together complete submerged box in underwater. The research and development ILM tunneling method is receiving careful study. Biggest weakness in submerged concrete box type tunnel was pressure waterproofing, box to box connecting, complete submerged boxes navigation and installation, after operation the submerged tunnel and management concrete box structure. It was positive evidence in submerged concrete box type tunnel. We make a practical application of the principle "the ILM tunneling method in underwater construction methods."

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김정호의 『청구도』 제작 과정과 지도적 특징에 관한 연구 (A Study on Jeongho Kim′s Cheonggudo)

  • 이기봉
    • 대한지리학회지
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    • 제39권3호
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    • pp.473-493
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    • 2004
  • 김정호는 19세기를 살아간 인물 중에서 지도와 지지에 대해 가장 광범위한 자료를 수집하고 검토한 인물이다. 그는 이러한 검토의 과정에서 그 이전까지 존재하던 지도의 장단점을 체계적으로 연구하여 정리할 수 있었다. 그리고 그러한 연구 성과를 바탕으로 $\boxDr$청구도$\boxUl$라는 뛰어난 지도책을 만들어낼 수 있었다. $\boxDr$청구도$\boxUl$는 내용적으로 보았을 때 김정호가 검토한 모든 지도가 아니라 특정한 지도 계통을 중요한 저본으로 삼고 있다. 그것이 바로 정조 때 만들어진 전국 군현지도책인 $\boxDr$해동여지도$\boxUl$이다 또한 $\boxDr$해동여지도$\boxUl$ 자체도 새롭게 제작된 것이 아니라 영조 때 신경준의 주도에 의해 제작된 것으로 추정되는 $\boxDr$조선지도$\boxUl$를 약간만 바꾸어 놓은 것이다. 따라서 김정호의 $\boxDr$청구도$\boxUl$는 조선 후기 내내 이루어진 정확한 지도 제작의 결과물을 새로운 형식과 내용을 가미하여 탄생된 것이라고 볼 수 있다. $\boxDr$청구도$\boxUl$에는 지도의 제작과 이용에 관한 일반적인 내용뿐만 아니라 지도의 교정에 관한 방법도 서술되어 있다. 이것은 $\boxDr$청구도$\boxUl$를 개정하려는 김정호 자신의 의지를 표현한 것이다.