Nature, Volume 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
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Página 180
... material . But the ascensionists , whether belonging to the school of Elie de Beaumont and Durocher or to that of Stelzner and Posepný , recognised that the solutions from which the materials of the lode were precipitated , whether ...
... material . But the ascensionists , whether belonging to the school of Elie de Beaumont and Durocher or to that of Stelzner and Posepný , recognised that the solutions from which the materials of the lode were precipitated , whether ...
Página 204
... Material . The second process is applicable to all kinds of gaseous or vapourised fuels ; it consists essentially in injecting , through a suitable orifice at a speed greater than the velocity of back - firing , an explosive mixture of ...
... Material . The second process is applicable to all kinds of gaseous or vapourised fuels ; it consists essentially in injecting , through a suitable orifice at a speed greater than the velocity of back - firing , an explosive mixture of ...
Página 483
... material is unsuitable for the pur- pose , owing to inconstancy of length . A his- torical account is then given of the attempts made at the international bureau to find an appropriate material for the construction of standards of ...
... material is unsuitable for the pur- pose , owing to inconstancy of length . A his- torical account is then given of the attempts made at the international bureau to find an appropriate material for the construction of standards of ...
Índice
GEOLOGICAL SOCIETY at 8 An Apparently Paleolithic Drawing on | 36 |
Note on a Functional Equation | 51 |
RadioActive Elements and the Periodic Table | 121 |
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