Transcription of 資源開発技術の課題と展望 - scj.go.jp
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資源開発技術の課題と展望 - scj.go.jp
1 2008 1 25 1 vs 106 t 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1, , , , , , , , , , , 4, , , , , , , , , , , 2, , , , , , , , , , , 1, , , , , , , , , , , 8, , , , , , , , , , , 9, , , , , , , , , , , 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 1, , , , , , , , , , 4, , , , , , , , , , 3, , , , , , , , , , 1, , , , , , , , , , 9, , , , , , , , , , 11, , , , , , , , , , (1) World Mining Data 2 2008 1 25 3 2004 & 2008 1 25 4 2004 0%5%10%15%20%25%Excavated Rock/Recovered Metal ( )Relative Frequency (%)Copper MinesGold MinesLead & Zinc Mines107106105104101081021031 Iron Mines3 (3) USGS BP FAO 106 t 1991
1 学術会議公開講演会（2008年1月25日） 1 資源開発技術の課題と展望 採鉱技術のチャレンジ マスマイニングvs コンパクトマイニング 東京大学大学院工学系研究科
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