• Title/Summary/Keyword: Korean lateral

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The Position of [lateral] in Feature Geometry

  • Jun Jongho
    • MALSORI
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    • no.29_30
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    • pp.95-104
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    • 1995
  • 최근 음운론에서 lateral 자질이 자질수형도에서 어디에 위치하는가에 대해 두 가지 접근이 있어 왔다. Levin(1988)은 lateral이 coronal에만 나타나는 제약에 기초해서, lateral 자질이 coronal 마디의 의존자질이라고 주장한다. 이에 반해 Rice & Avery(1991), 그리고 Shaw(1991)는 lateral 자질이 자질수형도의 위쪽에 위치한다고 주장한다. 이 두 이론을 비교하기 위해 본 논문에서는 다음과 같은 내용의 음운론적인 요소들과 음성학적인 요소들을 고려한다. 첫째, 음성학에서 lateral의 기능은 lateral이 일반적으로 수형도 위쪽에 위치하는 것으로 간주되는 조음방법 자질이라는 것을 시사한다. 둘째, Papuan 언어군에서 보고된 Velar lateral의 존재는 lateral이 coronal에만 나타난다는 제약을 무효화하면서 Levin이론의 전제를 의심스럽게 한다. 셋째, 몇 가지 다른 유형의 동화 현상에 대한 논의는 동화현상이 lateral이 수형도의 위쪽에 위치하는 이론에서 더 잘 설명된다는 것을 보여 준다. 마지막으로 Chumash와 Tahltan의 coronal harmony에서 나타나는 lateral의 transparency와 Cambodian과 Javanese에서 나타나는 OCP효과 따위도 lateral이 조음위치 마디의 의존 자질인 이론에서는 설명될 수 없는 underspecified lateral의 증거를 제시한다. 이와 같은 논의에 기초해서 본 논문의 결과는 lateral이 수형도 위쪽에 위치한다는 주장이 옳음을 보여준다.

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A study on the stability of pile bridge abutment on soft ground undergoing lateral flow (연약지반에서의 말뚝기초 교대의 측방유동 대책공법 적용에 관한 연구)

  • 오일록;채영수
    • Proceedings of the Korean Geotechical Society Conference
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    • 2003.03a
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    • pp.753-760
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    • 2003
  • An existing studies concern about movement of pile bridge abutments. However, lateral displacement cause the serious failure of bridge by embankment under soft soil lateral flow A intention is obtained by analyzing the relationship between the safety factor of evaluation for lateral movements. Precise investigation and analysis are performed, in which the lateral movement of bridge abutments has occurred, and construct design strut-slab between bridge abutments in order to restraint lateral flow. As a result of this study, it was found that when evaluation for lateral movements is allowed to use Tschebotarioff's method and lateral flow decision number (I) and revision lateral flow decision number (M$_{I}$) by Korea Highway Corporation. Most important thing is decision of pressure of lateral flow at this case. Tschebotarioff's isoscales triangle method have no trouble analysis of pressure of lateral flow. Strut-slab method are nearly not have constructed case in this field site study that applied method. The method are between abutments combined steel strut and reinforced concrete slab. This method are effective restraint lateral flow but have little difficulty if long span bridge between abutments.s.

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Estimation of Ultimate Lateral Resistance for Lateral Loaded Short Piles Using CPT Results in Sand (CPT결과를 이용한 사질토지반에 관입된 짧은 단일말뚝의 극한수평단위지지력 산정)

  • Kim, Min-Kee;Hwang, Sung-Wook;Kyung, Du-Hyun;Lee, Jun-Hwan
    • Proceedings of the Korean Geotechical Society Conference
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    • 2008.03a
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    • pp.1083-1086
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    • 2008
  • In this study, Estimate solutions of ultimate lateral resistances for lateral loaded piles are proposed using cone penetration values, $q_c$ values, as CPT results. Cone penetration values, $q_c$ values measured on clean sand layers, are represented by factors for relative densities, axial stresses, and lateral stresses which are important on analysis of sandy soil layers. Also, these factors are same factors to consider existed estimations of ultimate lateral capacity. In this study, estimation of ultimate lateral capacity for lateral loaded piles using CPT results is proposed, and this estimation is verified by adequate analysis for effective reliability.

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Carbody Lateral Displacement of Railway Vehicle According to 2nd Lateral Damper and Track Characteristics (철도차량 2 차 횡댐퍼 및 궤도특성에 따른 차체 횡변위 변화 연구)

  • You, Won-Hee;Shin, Yu-Jeong;Hur, Hyun-Moo;Park, Joon-Hyeok
    • Proceedings of the Korean Society for Noise and Vibration Engineering Conference
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    • 2012.04a
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    • pp.722-728
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    • 2012
  • In railway vehicle, riding comfort depends mainly on the secondary lateral damper and track condition. When the damping force of lateral damper becomes abnormal condition or the track condition is worse, the running stability and ride comfort of the railway vehicles go down. In addition, the lateral motion of carbody is increased. Therefore, the lateral motion of carbody is reviewed carefully by considering lateral damping force and track condition of the railway line in design stage. In this study, the lateral displacement of carbody was studied in accordance with lateral damping force and track condition. The target vehicle is EMU for subway line.

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The Measurement Method of Lateral Displacement in Bridge Abutment. (교량구조물의 측방이동 측정방법에 관한 연구)

  • 장용채
    • Journal of Korean Port Research
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    • v.14 no.1
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    • pp.115-124
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    • 2000
  • This study is a suggest a measurement method of lateral displacement, which can be used to judge the stability of bridge abutment on soil undergoing lateral movement. The abutment of bridge on soft foundation makes lateral movement due to the settlement of back fill and lateral flow. To measure the displacement of such a abutment, there are a lot of indirect method for measurement such as survey of leveling or inclinometer gauge around the abutment. But all of them are not sufficient to confirm the ground behavior and measure the exact lateral behavior of structure. As making the structure and pile cooperatively by measuring the movement of lateral displacement, for measuring the abutment displacement precisely by using the inclinometer. In this work, we try to suggest efficient measuring method of abutment displacement and its application.

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A Review of Lateral epicondylitis (외측상과염에 관한 고찰)

  • Lee Mun-Hwan;Park Rae-Joon
    • The Journal of Korean Physical Therapy
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    • v.16 no.4
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    • pp.202-217
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    • 2004
  • Lateral epicondylitis is characterized by pain at the lateral aspect of the elbow, commonly associated with resisted wrist or finger extension and gripping activities. Lateral epicondylitis is also known such as lateral epicondylosis, tennis elbow, or tendonitis of the wrist extensor muscles, especially extensor carpi radialis brevis. Lateral epicondylitis is a common musculoskeletal lesion in the clinical states, so physical therapist usually meet a patients who has the lateral epicondylitis. But many of physical therapists are treating patients based on a self know-how, so I want to describe a systematically about lateral epicondylitis and give a objective information on the lateral epicondylitis. And now I want that they will be treat patients with lateral epicondylitis not a self-experience but based on a objective information.

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Lateral Canthoplasty Using Lateral Cantotomy and Y-V Advancement (외안각 절개술과 Y-V 피판술을 이용한 외안각 성형술)

  • Han, Byung Kee;Jung, Hyun Seok
    • Archives of Plastic Surgery
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    • v.34 no.5
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    • pp.641-646
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    • 2007
  • Purpose: Lateral canthoplasty is utilized in aesthetic surgery to lengthen the lateral palpebral fissure of the lateral canthal area. However, complication such as recurrence, contour deformity or hypertrophic scar make its results doubtful. Therefore, we developed lateral canthoplasty with lateral canthotomy and Y-V advancement to effectively lengthen the palpebral fissure without recurrence. Methods: A total number of 117 patients were reviewed from March 1991 to April 2005. The operative procedure was lateral canthoplasty with lateral canthotomy and Y-V advancement. To prevent recurrence, we dissected lateral conjunctiva of lower eyelid. The author believes that by this procedure, V flap would be able to advance laterally without tension. Results: We performed lateral canthoplasty in 117 patients. There were no recurrence and patients were satisfied with the results. There were 12 patients who presented with complication. Complication included hypertrophic scar in 4 patients, web formation in 3 patients and over-correction in 5 patients. Conclusion: Lateral canthoplasty with lateral canthotomy and simple Y-V advancement may be used as an effective method to lengthen palpebral fissure without recurrence.

Comparison of Hip and Lumbopelvic Movement while Hip Lateral Rotating in Individual with Chronic Low Back Pain

  • Kim, Chi-Hwan;Han, Jin-Tae
    • The Journal of Korean Physical Therapy
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    • v.29 no.5
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    • pp.241-245
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    • 2017
  • Purpose: This study examined the hip and lumbopelvic movement while the hip was rotating laterally in individuals with chronic low back pain (CLBP). Methods: Sixty healthy subjects and sixty subjects with CLBP were enrolled in this study. Myomotion (Myomotion research pro, Noraxon Inc., German) was used to measure the hip lateral rotation and the lumbopelvic movement. An independent t-test was used to compare the hip lateral rotation and lumbopelvic rotation between the groups. Results: Between healthy males and females, healthy females showed a smaller hip lateral rotation angle (HLRA) than healthy males in the hip lateral rotation test (HLRT). Between the healthy females and females with CLBP, the females with CLBP showed a smaller HLRA and greater lumbopelvic motion than the healthy females in the HLRT, and their lumbopelvic motions occurred earlier during lateral rotation of the hip. Finally, between the males and females with CLBP, the females with CLBP showed a smaller HLRA and greater lumbopelvic motion in the HLRT, and their lumbopelvic motions occurred earlier during lateral rotation of the hip. Conclusion: The results of this study suggest that the CLBP affected the hip lateral rotation, and the lumbopelvic movement depended on gender. In particular, compared to the other groups, the females with CLBP showed a larger lumbopelvic rotation angle and smaller hip lateral rotation angle and lumbopelvic motion occurred early during lateral rotation of the hip.

A Study on Lateral Vibration at the Tail of Train for KTX (KTX 차량의 후미 횡 진동에 관한 연구)

  • Kim Jae-Chul;Lee Chan-Woo
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2005.10a
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    • pp.6-11
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    • 2005
  • During the acceptance test of KTX, lateral vibration of carbody at the tail of the train was found. The carbody lateral vibration was occurred on a straight line in the winter season. We analysis to find the cause of the lateral vibration and the countermeasure. The analysis results show that lateral stiffness of air spring is the most important parameter to cause the carbody lateral vibration. The lateral vibration is occurred at frequency range $0.5{\sim}0.6Hz$ with a negative damping value. We also blow that natural frequency of lateral vibration increase with the train speed up to 1Hz at 300km/h.

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Sensory Function Research of Ichthyic Lateral Line and Development of Lateral Line Teaching Aid. (어류의 옆줄 감각기능 연구 및 옆줄 교구 개발)

  • Kwoon, Jung Hyeon;Kim, MI Jeong
    • Korean Educational Research Journal
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    • v.39 no.1
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    • pp.15-38
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    • 2018
  • This study aimed to confirm that the lateral lines of fish indicate water temperature, water pressure, water flow, and sound waves by conducting a direct experiment. To confirm the superiority of fish lateral lines to detect material stimuli after the experimental study of the fish lateral line's sensation function, the lateral line's tissue was expanded and the shape of the lateral side of the fish was created using a 3-D printer to realize the lateral stripe parity. The amplification effect was confirmed by measuring the sound waves, which was the material stimulus of the lateral diagonal parabola. This proved that fish lateral lines are biotechnologically superior sensory organs.

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