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Best practice guidance for effective methane drainage and use in local mines No-31 /
| 言語: | Undetermined |
|---|---|
| 出版事項: |
New York :
UN ,
2010.
|
| 主題: |
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| 245 | |a Best practice guidance for effective methane drainage and use in local mines No-31 / | ||
| 260 | |a New York : |b UN , |c 2010. | ||
| 300 | |a 69p | ||
| 500 | |a The ECE energy Series No-31 | ||
| 653 | |a Coal Mines | ||
| 653 | |a Methane Drainage | ||
| 942 | |c GEN | ||
| 999 | |c 174705 |d 174705 | ||
| 952 | |0 0 |1 0 |4 0 |6 ECE |7 0 |9 240547 |a LIB |b LIB |d 2017-08-12 |o ECE |p UN3429 |r 2017-08-12 |w 2017-08-12 |y GEN | ||