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Study on Performance Analysis of Interior Ballistics According to ETC(Electrothermal chemical) Effect (ETC 효과를 고려한 강내탄도의 성능해석 연구)

  • Sung, Hyung-Gun;Jang, Jin-Sung;Lee, Sang-Bok;Roh, Tae-Seong;Choi, Dong-Whan
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2009.11a
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    • pp.145-148
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    • 2009
  • A study on ETC(Electrothermal chemical) Guns has been conducted. The existing code of the numerical analysis for the interior ballistics has been extended for ETC Guns. Using this code, the performance analysis of interior ballistics according to the injection patterns of the plasma energy has been fulfilled.

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Conservation Methods and Vascular Plants of Thuja orientalis Community in Seokmun-bong, Danyang (단양 석문봉 측백나무군락지의 식물상 및 보전방안)

  • Oh, Hyun-Kyung
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.16 no.2
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    • pp.75-92
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    • 2013
  • The vascular plants of Thuja orientalis community in Seokmun-bong, Danyang were listed 222 taxa (4.5% of all 4,881 taxa of vascular plants); 67 families, 150 genera, 163 species, 2 subspecies, 43 varieties and 14 forms. Limestone plants, 29 taxa; Asplenium rutamuraria, Celtis koraiensis, Goodyera coreana, etc. So, Based on the legal protection species, endangered wild plants II, were recorded; Thalictrum coreanum (EN) and rare plants, 8 taxa; Thuja orientalis (LC), Exochorda serratifolia var. serratifolia (LC), Diarthron linifolium (EN), Bupleurum falcatum (VU), Lithospermum erythrorhizon (LC), Dracocephalum argunense (EN), Polygonatum robustum (EN), etc. and endemic plants, 3 taxa; Populus tomentiglandulosa (Planted plant), Thalictrum actaefolium var. brevistylum, Asperula lasiantha, etc. Based on the list of specific plants, 29 taxa; Thalictrum coreanum in class V, 7 taxa (Neillia uyekii for. uyekii, Prunus sibirica, Abelia coreana, etc.) in class IV, 8 taxa (Spiraea trichocarpa, Polygala tatarinowi, Asparagus oligoclonos, etc.) in class III, 2 taxa (Potentilla dickinsii var. dickinsii, Weigela florida) in class II, 11 taxa (Morus cathayana, Buxus microphylla var. koreana, Zizyphus jujuba var. jujuba, etc.) in class I. Based on the list of naturalized plants, 10 taxa (Robinia pseudoacacia, Oenothera biennis, Festuca arundinacea, etc.), naturalization rate (NR) was 4.5% of all 222 taxa of vascular plants and urbanization index (UI) was 3.1% of all 321 taxa of naturalized plants.

Study on Application of the Herbal Medicines Mentioned in ${\ulcorner}$Sanghanron${\lrcorner}$, ${\ulcorner}$GeumGweyoryak${\lrcorner}$ with Regards to the abdominal Diagnoses Impressions of Epigastric Fullness and Rigidity (심하부 복진 소견과 연관된 상한론, 금궤요략 수재 약물, 처방의 응용에 관한 연구)

  • Choi, Myong-Hee;Kim, June-Ki
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.20 no.6
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    • pp.1375-1387
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    • 2006
  • Through abdominal diagnoses, deficiency and excess, and cold and heat of the eight principles for differentiating syndromes can be determined, pathogens such as fluid retention, dry stool, retention of undigested food, abdominal mass, blood stagnation, stagnation of Gi, deficiency of Kidney Yang, and, spermatorrhea can be identified, nature and stages of the symptoms can be understood and then pathogenesis analyzed. Abdominal diagnosis can be one of primary factors in deciding treatment, expecting prognosis and treatment effect, and choosing herbal prescriptions. Representative herbs for epigastric stuffiness/fullness are Radix Ginseng, Pericarpium Citri, etc; for fullness of epigastrium, Rhizoma Pinelliae, Pericarpium Citri, Rhizoma Rhei, etc.; for severely rigid epigastrium, Radix Glycyrrhizae, Radix Ginseng, etc.; for epigastric pain, Rhizoma Pinelliae, Pericarpium Citri, etc.; for epigastric fullness and rigidity, Rhizoma Coptidis, Radix Ginseng, etc.; for feeling of obstruction in the epigastirum, Radix Bupleuri, Radix Ginseng, etc.; for palpitation in the epigastrium, Radix Glycyrrhizae, Ramulus Cinnamomi, etc. It is essential to rightly diagnose through comprehensive analysis of the data gained by the four methods of diagnosis, and in doing this, further studies on how to utilize abdomen diagnosis for clinical practice.

Design and Implementation of an Interface Module for the ETC System using Mobile Phone (휴대폰 기반 ETC시스템을 위한 인터페이스 모듈 설계 및 구현)

  • Shin Song-Ah;Yim Joe-Hong
    • Journal of Navigation and Port Research
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    • v.28 no.10 s.96
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    • pp.881-889
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    • 2004
  • Using the ETC Service, it is now possible to charge a vehicle for driving pass a specific toll booth electronically, without the vehicle even having to slow down. The smart card and card reader used to collect tolls electronically have a serious problem which it dose not have a standard for the ETC system. In this paper, we suggest the ETC system using mobile phone to collect tolls efficiently instead of existing system which is consist of a Interface Module to connect between a mobile phone and OEE, a mobile phone to send the information of tollgate fees and OEE to communication with RSE of roadway in the vehicle. This primary focus of this system is the IM functions and protocol to assist of the existing mobile phone and OBE.

Food Sources of Vitamin A and Vitamin C (비타민 A와 비타민 C의 급원식품 선정)

  • 김영남
    • Journal of Korean Home Economics Education Association
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    • v.13 no.2
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    • pp.1-14
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    • 2001
  • The purpose of this study was to find out and advocate the intake of vitamin A and C rich foods in Korean people. Forty kinds of vitamin A and C rich foods were selected by the vitamin quantity in 100g edible portion. in single serving size. and by the 1997 national food supply data. The results were summarized as follows. 1. The vitamin A rich foods 1) The food sources of vitamin A presented in the middle and high school home economics textbooks were liver. egg/egg yolk. milk/dairy products. and green and yellow vegetables. etc. 2) The vitamin A rich foods by 100g edible portion ere in order of red pepper(dried). laver(dried). carrot. meat edible viscera. eel. etc. And the vitamin A rich foods by the vitamin A content in single serving size were in order of carrot. eel. meat edible viscera. water shield. red pepper(dried). etc. 3) The vitamin A suppling foods according to the 1997 national food supply data were in order of red pepper(dried). meat edible viscera. laver. carrot. etc. The green and yellow vegetables. fish and shellfish. and seaweeds were the most important sources of vitamin A in Korean. 2. The vitamin C rich foods 1) The food sources of vitamin C presented in the textbooks of middle and high school were strawberry. citrus fruits. and vegetables such as spinach. chinese cabbage. radish. crown daisy. etc. 2) The vitamin C rich foods on the basis of the vitamin C content in 100g edible portion were in order of sweet pepper. goose berry. citron. strawberry. water shield. etc. And the vitamin C rich foods by the quantity in single serving size were in order of strawberry. goose berry. citron. sweet pepper. lemon. etc. 3) The vitamin C suppling foods according to the 1997 national food supply data were in order of chinese cabbage. radish. citrus fruits. strawberry. etc. Not only vegetables and fruits but also seaweeds like dried laver and sea mustard were the most important source of vitamin C in korean.

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A Literatual Study on the effects of Bloodletting on C.V.A. (중풍(中風)에 활용(活用)된 자락요법(刺絡療法)에 대(對)한 문헌적(文獻的) 고찰(考察))

  • Nam, Chang-Gyoo;Lee, Jin-Seop
    • The Journal of Internal Korean Medicine
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    • v.15 no.2
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    • pp.148-162
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    • 1994
  • A Literature study was done for identifying the effects of Bloodletting on C.V.A. The major results of the study were as follows. 1. The frequency of points of Bloodletting on C.V.A. were in order Twelve well point, Ship son, Gold SalivaJade Fluid, Paekoe, Chungchung, Sugu, Sosang, Taechu, Wijung, Kwanchung, etc. 2. The frequency of meridians of Bloodletting on C.V.A. were in order Extra-point, Tongmaek-kyong, Su-gworum-Shimpo-Kyong, Susoyang-Samcho-Kyong, Sutaeum-Pye-Kyong, Choktaeyang-Panggwang-Kyong. ete. 3. The frequency of the site of points of Bloodletting on C.V.A. were in order four extremities, face, neck and head, etc. 4. The effects of Bloodletting on C.V.A. is clear away heat and alleviate pain, therapy for waking up a patient from unconsciousness, dredge the meridian passage, expel wind-evil and promote blood circulation, emergency treatment for collapse, etc, 5. The effects of Bloodletting on the early stage of C.V.A. were wake up the patient from unconsciousness by clearing away the heat and The effects of Bloodletting on sequence of C.V.A. were dredge the meridian passage, 6. The frequency of points and meridians of Bloodletting on Hemiplegia were in order Twelve well point, Kyonjong, Extra-point, Chok soyang-Tam-Kyong, etc. 7. The frequency of points and meridians of Bloodletting on Aphasia were in order Gold Saliva Jade Fluid, Amun, Extra-point, Tongmaek-Kyong, etc. 8. The frequency of points and meridians of Bloodletting on Quadriplegia were in order Ship son, Twelve well point, Koktaek, Wijung, Extra-point, Chok soyang-Tam-Kyong, etc. 9, The frequency of points and meridians of Bloodletting on Vertigo were in order Four Gods Cleverness, Tuyu. Chanjuk, Paekoe, Taeyang, Extra-point, Yang-Kyong, etc. 10. The frequency of points and meridians of Bloodletting on Headache were in order Taeyang, Paekoe, Taechu, Extra-point, Tongmaek-Kyong, Yang-Kyong, etc. 11. The points and meridians of Bloodletting on Bells palsy were Chichang, Hyopko in Yangmyong-Kyong.

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A Conceptual Study of Sustainable City Indicators: with Priority Given to Environmental Indicators (도시지속성지표 구축을 위한 개념적 연구: 환경적 지속성지표를 중심으로)

  • Lee, Dong-Kun;Jeon, Seong-Woo
    • Journal of Environmental Impact Assessment
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    • v.6 no.1
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    • pp.33-45
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    • 1997
  • Nowadays, the environmental conservation has become a hot issue. Also the sustainable city issue is recognized as one of the most important tasks to be solved urgently for urban development. Therefore, the current indicator for sustainable city has been analyzed only as a segment of the environmental indicator which is one kind of branch of social indicator. However, considering the degree of pollution and heightened concern, it is time to develop a new and improved framework for the analysis of the sustainable city indicator. This study aims for the development of sustainable city indicator and the examination of practical method for the use of them. Urban sustainable city indicators are based on the "Pressure-State-Response (PSR) framework" which has been adopted by Organization for Economic Cooperation and Development (OECD). The indicators suggested in this study is composed of the following categories: 1. Indicators of natural environment itself, such as land structure (available land use index etc.), bio-species (bio-diversity index etc.), environment resources (water quantity index etc.) 2. Indicators of relationship between man and environment, such as sustainability of using material (recycle of water index etc.), pressure size (pressure index on air etc.), effort of prevention (environmental basic facility index, etc.) 3. Indicators of environmental state, such as landscape and culture (historical & cultural index etc.), environmental pollution (air pollution index etc.) A sustainable city environment is necessary and obtainable, yet its realization seems to be difficult. The urban pollution problems have become more serious than ever before thus requiring much interest. Therefore, this kind of study is meaningful for the establishment of policy objective, and the development and management environmentally sound and sustainable cities.

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Secure-ReXpis System with Internet Environment

  • Ahn, Kyeong-Rim
    • Proceedings of the CALSEC Conference
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    • 2001.08a
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    • pp.165-176
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    • 2001
  • * Extension of EC(Electronic Commerce) * Standard of Message -EDI : UN/EDIFACT, ANSI X12, etc -XML : ebXML, CML, MathML, WIDL, etc * Various of Information -Business Transaction Data -Private Data : ID, Password, Personal Information -Charge Data : Accounts, Card, etc * Message Level Security(omitted)

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Seral Changes in Floristic Composition during Abandoned Field Succession after Shifting Cultivation (화전 후 묵밭의 식생 천이 진행에 따른 종조성의 변화)

  • Lee, Kyu Song;Joon-Ho Kim
    • The Korean Journal of Ecology
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    • v.18 no.2
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    • pp.275-283
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    • 1995
  • Seral changes in floristic composition during abandoned field succession after shifting cultivation was investigated in eastern Kangwon-Do, Korea. According to the DCA ordination based on the floristic composition, sere of the dominant species was shown as follows: Digitaria sanguinalis, Persicaria spp., Commelina communis etc. in the annual stage (0∼1 years); Erigeron spp., Artemisia spp., Rubus crataegus etc. in the Erigeron-Artemisia stage (2∼6 years); Pinus densiflora, Salix spp., Miscanthus sinensis, Arundinella hirta etc. in the shrub - earlier tree stage (10∼25 years); P. densiflora, Quercus mongolica, Spodiopogon sibiricus etc. in the mid-tree stage (25∼50 years); Q. mongolica, Tripterigium regelii, Lespedeza maximowiczii, Carex siderosticta etc. in the latter tree stage (50∼80 years). In mid-tree stage, size-frequency distribution of P. densiflora was plotted as a platycurtic curve and that of Q. mongolica as a reverse J-shaped curve, which meant P. densiflora was thinned through interspecific competition and Q. mongolica was regenerated by itself in the later tree stage.

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The Design and Implementation of a Fault Diagnosis on an Electronic Throttle Control System (전자식 스로틀 제어시스템을 위한 오류 자기진단 기능 설계 및 구현)

  • Kang, Jong-Jin;Lee, Woo-Taik
    • Transactions of the Korean Society of Automotive Engineers
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    • v.15 no.6
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    • pp.9-16
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    • 2007
  • This paper describes the design and implementation of the fault diagnosis on the Electronic Throttle Control(ETC) System. The proposed fault diagnosis consists of an input signal, actuator and a processor diagnosis. The input signal diagnosis can detect the faults of the ETC system's input signals such as the position sensor fault, source voltage fault, load current fault, and desired position fault. The actuator diagnosis is able to detect the actuator fault due to the actuator aging and an obstacle which interfere in the movement of the actuator. The processor diagnosis detects the fault which prevents the microprocessor from operating the ETC software. In order to protect the breakdown of the ETC system and assure the driving safety, appropriate reactions are also proposed according to the detected faults. The safety and reliability of the ETC system can be improved by the proposed fault diagnosis.