摘要 |
To eliminate problems such as the subsidiary facilities and the human resources consumed excessively and slow speed of the construction process, a guide groove(4) containing a rectangular shaped body possessing a curved surface(2) is formed therein the rim of the body is surrounded by a sealed gasket(3), also in the middle part, a fastening bolt is guided, subsequently inside, a reinforcing rib(5) is embedded.
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申请人 |
DAEWOO HEAVY IND.CO.,LTD.;DAEWOO CO.,LTD. |
发明人 |
PARK, CHIL-LIM;KANG, SUK-HWA;LEE, SEUNG-WOO;JANG, SUNG-WOOK;LEE, SUK-TAE;SUNG, YO-KYUNG;WOO, JONG-SIK;YU, EUN-JIN;KIM, YOUNG-CHAN;RYU, TAE-SUNG |