Proceedings of the American Academy of Arts and Sciences, Volumen71Metcalf and Company, 1937 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 412
... snapping is found to become rapidly more frequent as pressure increases . After the termination of a run with mica , the crystal structure was found entirely destroyed , and little more was left than an impalpable powder . This powder ...
... snapping is found to become rapidly more frequent as pressure increases . After the termination of a run with mica , the crystal structure was found entirely destroyed , and little more was left than an impalpable powder . This powder ...
Página 436
... Snapping most intense in range between 18000 and 38000. At the highest pressures snapping can be made to vanish by rotating slowly enough . Distinct up- ward break near 25000 suggests transition , not yet explored for with volume ...
... Snapping most intense in range between 18000 and 38000. At the highest pressures snapping can be made to vanish by rotating slowly enough . Distinct up- ward break near 25000 suggests transition , not yet explored for with volume ...
Página 452
... snapping ( which is not to be anticipated because the shearing strength is not par- ticularly high ) makes readings uncertain above 20000 , where snapping began . This suggests a transition , but no exploration has been made with volume ...
... snapping ( which is not to be anticipated because the shearing strength is not par- ticularly high ) makes readings uncertain above 20000 , where snapping began . This suggests a transition , but no exploration has been made with volume ...
Contenido
A Study of the Nolanaceae BY I M JOHNSTON | 1 |
Revision of the Nearctic Raphidiodea By F M CAR | 89 |
Ecological Relations of Ponerine and other Ants to Termites | 159 |
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Términos y frases comunes
Academy Agulla Alona Anal animals ants average basal metabolism Bequaert body weight boiling tube Boston brown calories calyx Camponotus chap Chile Chile 91 chimpanzee Class Cobija collected Congo Coquimbo corolla Dolia Dunal in DeCandolle E. C. Van Dyke effect epiproct female fore wing Forel Gaudichaud genera genus Gray Herb Hagen harpogones heat production hind wing Holmgren hypsometer Inocellia insects Johnston July June kg/cm² larvæ Lindl longis male mercury metabolism metal Miers Mollendo Museum Nasutitermes Navas Nearctic nest Nolana Nolanaceae nutlets observations Orange Park paradoxa parameres Philippi piston plant plates posterior pressure probably Prodr pronotum prothorax pterostigma Raphidia Raphidiidæ Reiche Residue resistance Rotates smoothly shearing curve shearing strength snake-flies snapping Solenopsis species specimens steel sternites sulphur point surface temperature termitary termites thermometer tion transition Univ Van Duzee volume apparatus Wasmann Wheeler William workers