• Title/Summary/Keyword: inverted trapezoid-type

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A Development of Size System for the Obese girls in Late Elementary School according to the Upper-body type (학령후기 비만여아의 상반신 유형별 상의 치수체계 개발)

  • Lim, Ji-Young
    • Fashion & Textile Research Journal
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    • v.14 no.2
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    • pp.269-276
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    • 2012
  • The aim of this study is to develop clothing size system according to each size interval for obese girls aged 10~12 by classifying the upper bodies. The criteria for subjects in this study were girls who had over 1.46 of the R$\ddot{o}$hrer Index. A total of 229 schoolgirls who met these criteria were enrolled. Results are as follows; 1st, 5 factors were extracted by factor analysis and 3 clusters were categorized by cluster analysis, cylinder-type, inverted triangle-type and inverted trapezoid-type. And 2nd, as a consequence of size system establishment, the basic body sizes and reference body sizes were different according to types even in commonly-appeared size names at sections of respective types. The research findings above suggest that it is necessary to figure out the obesity types according to height and bust girth sizes representing basic sizes and to design the patterns in consideration of the characteristics of obese body shapes. And it may be used as a basic data to decide the desirable output of production according to respective body types.

A STUDY ON THE ANAOMY OF THE PULP CHAMBER FLOOR OF THE PERMANENT MAXILLARY FIRST MOLAR (상악(上顎) 제일대구치(第一大臼齒) 치수저(齒髓底)의 해부학적(解剖學的) 고찰(考察))

  • Kwon, Hyuk-Choon
    • Restorative Dentistry and Endodontics
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    • v.6 no.1
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    • pp.105-107
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    • 1980
  • A total of 125 extracted maxillary first molars were used to study the configuration of the floor of the pulp chamber. The specimens were ground and the pulp chamber was examined with a magnifying glass and explored with sharp explorer. The study showed the shape of the pulp chamber, number of root canals, and type of canal orifice. The results were as follows; 1. In so far as observing the shape of the pulp chamber of the teeth, 50.4% of the teeth were trapezoid, 20.8% were inverted trapezoid, 18.4% were rectangle and 10.4% were triangle shape. 2. 71.2% of the specimens have 3 root canal orifices, and 28.8% have 4 root canal orifices. 3. 71.2% of the specimens have 1 mesiobuccal canal orifice, 23.2% have 2 mesio-buccal canal orifices joined by a groove, and 5.6% have 2 mesio-buccal canal orifices seperated each other.

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A Study of the Style Type and Formative Properties of Short Front and Long Back Skirts in the Early Joseon Dynasty (조선 전기 전단후장형 치마의 스타일 유형과 조형적 특성 연구)

  • Yi Ji Hwang;Sohee Kim
    • Journal of the Korean Society of Clothing and Textiles
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    • v.47 no.2
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    • pp.215-231
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    • 2023
  • This study classifies short front long back skirts from the Joseon Dynasty by style type, identifies their formative characteristics based on their external morphological properties and internal composition, and examines their correlation with Korean thought. A literature review and empirical research were conducted for this study. The style of short front long back skirts is classified as inverted "b"-shaped, lower lip, wavy, trapezoid with a raised center hem, or half-circle. As such, this skirt possesses the formative properties of imbalance, variability of shape, intentional three-dimensionality, and confluence. In other words, with an imbalance resulting from the difference in length between the front and back, these skirts are characterized by variability in shape created by intentional three-dimensionality expressed as intentional three-dimensional beauty, the confluence of planes and dimensions, as well as of materials and colors. These properties are correlated with Korean ways of viewing the world. This study contributes to the development of Korean designs.