The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка 17
... beds , and , though this silting - up process may be very slow , yet it was satisfactory to the engineer to know that the founda- tions of his bridges would be as safe , if not safer , a hundred years hence , as they are now . In ...
... beds , and , though this silting - up process may be very slow , yet it was satisfactory to the engineer to know that the founda- tions of his bridges would be as safe , if not safer , a hundred years hence , as they are now . In ...
Сторінка 19
... from a contin- uous railway communication between England and France , and to the various proposals for effecting that object by a tunnel to be driven beneath the bed of the sea ; by submerged MECHANICS AND USEFUL ARTS . 19.
... from a contin- uous railway communication between England and France , and to the various proposals for effecting that object by a tunnel to be driven beneath the bed of the sea ; by submerged MECHANICS AND USEFUL ARTS . 19.
Сторінка 20
... bed of the sea . The total length of the tunnel would be 30 miles , of which 22 would be beneath the sea . A special commission , appointed by the Em- peror of the French , recently reported in favor of a submarine tunnel . We propose ...
... bed of the sea . The total length of the tunnel would be 30 miles , of which 22 would be beneath the sea . A special commission , appointed by the Em- peror of the French , recently reported in favor of a submarine tunnel . We propose ...
Сторінка 21
... bed on this line appears to be the most uniform in level , and , while free from hard rocks and broken ground , to consist of coarse sand , gravel , and clay . The average depth of water is about 110 feet , the maximum about 200 feet ...
... bed on this line appears to be the most uniform in level , and , while free from hard rocks and broken ground , to consist of coarse sand , gravel , and clay . The average depth of water is about 110 feet , the maximum about 200 feet ...
Сторінка 48
... bed rock has been sounded . In order to hasten the completion of the bridge , a large body of workmen is engaged on the Illinois side , digging for the final completion of the pier , and within two or three weeks the second pier in the ...
... bed rock has been sounded . In order to hasten the completion of the bridge , a large body of workmen is engaged on the Illinois side , digging for the final completion of the pier , and within two or three weeks the second pier in the ...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
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acetic acid action American ammonia animals apparatus appears atmosphere battery beds bridge cable carbon carbonic acid cause cent centimetres centre charcoal chemical chloride coal color Comptes Rendus connected containing copper corona cubic cubic metres cylinder depth diameter discovery dissolved eclipse effect electric engine eocene experiments fact feet fibre flame fossil French gases glass glycerine gun-cotton guns heat hydrochloric acid hydrogen inches Indian iron length light lime liquid magnet matter metal method metres miles miocene mixture nitric acid observations obtained ordinary oxide oxygen palladium paper passed placed plants plate platinum polariscope polarization potash precipitate present pressure produced Prof quantity railway rays River salt sandarac sodium solution spark species specific gravity spectrum steam steel rails substance sulphate sulphuric acid surface temperature thick tion tons tube tunnel vapor vibrations weight wire zinc zirconia
Популярні уривки
Сторінка 269 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка i - ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Сторінка 136 - It consists in subjecting the vapours of volatile liquids to the action of concentrated sunlight, or to the concentrated beam of the electric light.