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        검색결과 11

        1.
        2014.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Seismic intensity deduced from instrumental data has been evaluated using the empirical relationship between intensity and peak ground acceleration (PGA) during an earthquake. The Japan Meteorological Agency (JMA) developed a seismic intensity meter, which can estimate the real-time seismic intensity from seismic motions observed at a local site to evaluate the damage during the earthquake more correctly. This paper proposes a practical application of the JMA intensity to dams during the 2013 earthquake in Yeongcheon, Korea. In the present paper, seismic intensity was estimated from the relationships between accelerations observed at Yeongcheon Dam. Estimated seismic intensities were in the range of 0 to 3, which was verified from the displacements of dams and the variation of the ground water level observed at Yeongcheon dam during the earthquake. The JMA intensity, which is determined by considering the frequency, duration of cyclic loading, etc., was 0 (zero) and there was no damage to Yeoncheon dam during the earthquake.
        4,000원
        2.
        2012.06 구독 인증기관·개인회원 무료
        큰느타리버섯은 느타리속에 포함되는 버섯으로 일반 느타리버섯과는 형태, 재배적 특성상에 많은 차이를 보이고 있으며, 송이와 유사한 형태를 갖추어 새송이라 불리우기도 한다. 모든 재배되고 있는 버섯을 재배하는 환경 내에 탄산가스농도는 버섯 생육에 많은 영향을 주는 것으로 알려져 있다. 탄산가스에 의해 형태적으로 변화된 자실제에 내부적으로 영양적 당성분 함량의 변화를 확인하기위하여 재배사의 탄사가스농도를 2000, 3000, 4000ppm 농도로 조절재배한 자실체를 HPLC를 이용하여 당성분 함량을 분석하였다. 큰느타리버섯은 당성분 주성분은 느타리버섯과 같이 trehalose 이었으며. 그 외에도 glucose, ribose, mannitol, glycerol, xylose 등이 검출되었으며, 자실체 성분상에 느타리버섯과 약간 다른 구성을 보이고 있다. 탄산가스 농도에 따른 자실체의 trehalose 함량은 모든 균주가 소량씩 감소하는 경향이며, glucose는 ASI2887과 2829는 감소하였으나 ASI 2947와 2829, 2824는 증가하는 경향을 보여 균주에 따라 차이가 있었다. xylose 자실체의 내의 함량은 가장 낮으며, 품종에 따라 약간의 차이가 있으나, 탄산가스 농도의 증가에 따라 소량씩 증가하는 경향을 보인다. 하지만 ribose는 모든 균주가 감소하였다. 새송이버섯의 탄산가스에 대한 반응은 자실체 내의 당성분은 당종류 및 균주에 따라 차이가 있는 것으로 확인되었다.
        11.
        2015.12 서비스 종료(열람 제한)
        The purpose of this research is to compare between past and present resuscitation outcome of cardiac arrest patients in one emergency department. A clinical analysis of 429 cases of CPR performed in one emergency department from April 2013 to March 2015 was conducted. Then we compared this with previous paper that were written in same emergency department in 2004. During the period, 429 patients received resuscitations. Between the two studies, all patients under CPR were increased 2.27 times (94.33 pts/years to 214.5 pts/years). As the cause of cardiac arrest, traumatic cardiac arrest increased to 30.1% form 24.1%. Cardiogenic cardiac arrest showed highest survival rate in two studies, and the ratio was increased from 6.8% to 15.2%. VF/VT showed highest survival rate in two studies, and the ratio was increased from 8.8% to 20.7%. In this study, At least who once became ROSC patients was 260 people (60.6%), permanent surviving patient was 34 people (7.93 %), patients with CPC score 1-2 was 26 people (6.06%). The survival rate of patients with cardiac arrest has increased compared to the past. But in-hospital cardiac arrest survival rate is still low so it is necessary to increase the recovery rate of cardiogenic arrest survival rate to increase the permanent survival rate and good prognosis patients.