Quality of mine air : dust content and cooling power.
保存先:
| 団体著者: | |
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| フォーマット: | 図書 |
| 言語: | English |
| 出版事項: |
Johannesburg :
Transvaal Chamber of Mines,
1947.
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| 主題: |
| 記述事項: | For a later ed. of this work, see Transvaal and Orange Free State Chamber of Mines - Gold Producers' Committee. Quality of mine air; routine measurements in South African gold mines. |
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