名称: | |
描述: | |
公开/私有: | 公开 私有 |
Underground coal mining : an assessment of technology / |
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题名:
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Underground coal mining [an assessment of technology ] |
出版发行:
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California : [s.n.], 1976. |
载体形态:
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1 v. (various pagrins) : ill. ; 28 cm. |
丛编:
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AF-219 (research project 284-1) |
附注:
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Final report. |
标签:
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相关资源:
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分享资源:
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HEA| |00635nam 2200181 a 450 001| |021998011739 005| |20050607094826.0 008| |050607s1976 caua b 000 00eng 040| |▼aWHUT▼cWHUT 094| |▼a74.673▼22 245|00|▼aUnderground coal mining :▼ba- | |n assessment of technology /▼c- | |prepared by Hittman Associates- | |...[et. al.] 260| |▼aCalifornia :▼b[s.n.],▼c1976. 300| |▼a1 v. (various pagrins) :▼bil- | |l. ;▼c28 cm. 440| 0|▼aAF-219 (research project 284-1) 500| |▼aFinal report. 504| |▼aIncludes bibrography reference. 950| |▼awhutl▼f74.673/U55 999| |▼tA▼Atshs23▼a20050607 09:48:26- | |▼Gtshs23▼g20050607 09:48:54