짏몣쫐뇪ힼ 믹뿓릤돌짨볆맦돌 SHANGHAI STANDARD CODE FOR DESIGN OF EXCA VATION ENGINEERING DBJ-61-97 훷뇠떥캻ꎺ짏몣쫐뾱달짨볆킭믡 엺ힼ늿쏅ꎺ짏몣쫐붨짨캯풱믡 쪩탐죕웚ꎺ 1997 쓪9 퓂1 죕 샮 틼 맜량 2005 춬볃듳톧 unigeotek@yahoo.com.cn 1
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