The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Результати 6-10 із 86
Сторінка 25
... less difficulty found in completely cooling the cylinders . " 1st . Injection of steam mixed with air . " 2d . Injection of steam in sufficient excess to prevent the en- trance of air . " 3d . Injection of water , instead of steam ...
... less difficulty found in completely cooling the cylinders . " 1st . Injection of steam mixed with air . " 2d . Injection of steam in sufficient excess to prevent the en- trance of air . " 3d . Injection of water , instead of steam ...
Сторінка 26
... less proportion . It was supposed that its function was to fill the cylinders during the period of aspira- tion , and that it served as the vehicle for the water which was shut in with it , behind the piston , at the moment the period ...
... less proportion . It was supposed that its function was to fill the cylinders during the period of aspira- tion , and that it served as the vehicle for the water which was shut in with it , behind the piston , at the moment the period ...
Сторінка 28
... less liable to break by the action of frost , they make less noise . SLIDING OF CAR - WHEELS . An experiment has been made at Munich for the purpose of determining if a railway - carriage wheel rolls regularly without sliding , so that ...
... less liable to break by the action of frost , they make less noise . SLIDING OF CAR - WHEELS . An experiment has been made at Munich for the purpose of determining if a railway - carriage wheel rolls regularly without sliding , so that ...
Сторінка 29
... less striking , but perhaps equally important advantage , is that it has double the strength and more than double the stiffness of iron . Some 3 years since , Mr. George Berkley made , in England , above 600 tests of the stiffness of ...
... less striking , but perhaps equally important advantage , is that it has double the strength and more than double the stiffness of iron . Some 3 years since , Mr. George Berkley made , in England , above 600 tests of the stiffness of ...
Сторінка 30
... less than upon other railways . The engine and tender upon this line weigh about 10 tons , against 40 tons upon the wider gauge of other lines . Instead of a first - class carriage , weighing 7 tons , to carry 32 passengers , and ...
... less than upon other railways . The engine and tender upon this line weigh about 10 tons , against 40 tons upon the wider gauge of other lines . Instead of a first - class carriage , weighing 7 tons , to carry 32 passengers , and ...
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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
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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.