http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
성찬용 ( Sung Chan Yongk ),연규석 ( Yeon Kyu Seok ),류능환 ( Ryu Neung Hwan ),김기성 ( Kim Ki Sung ),민정기 ( Min Jeong Ki ) 한국농공학회 2001 韓國農工學會誌 : 전원과 자원 Vol.43 No.2
This Study is performed to develop an agricultural hydraulic Structure for collecting and dreining pipe using polymer concrete. The water permeability of collecting and draining pipe shows an 5.917ℓ/㎠/h, it is more 190 times as large as in the world maximum rainfall. The external pressure on the collecting and draining pipe is in the range of 1.85~5.25tf/m under 2-edge test, 2.6~6.2tf/m under sand mat and the vertical displacement is in the range of 0.48~1.06mm, 1.01~1.89mm, respectively. Also, an increasing rate of external pressure on the developed pipe is higher than that of PVE pipe to the variation of t/D. Accrodingly, the pipe developed in this study will be used widely in agricultural hydraulic structures such as collecting and draining structure.