The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка vi
... steel promise still greater achievements . The Bessemer process has already done much ; the later discovery of Bessemer , the high - pressure furnace , by which the melting of ores is accomplished much more speedily and economically ...
... steel promise still greater achievements . The Bessemer process has already done much ; the later discovery of Bessemer , the high - pressure furnace , by which the melting of ores is accomplished much more speedily and economically ...
Сторінка vii
... steel structures can be loaded with safety . Ex- perimental researches have been carried on for some time in Eng- land , at Woolwich , under a committee appointed by the Institution of Civil Engineers , which promise to supply this want ...
... steel structures can be loaded with safety . Ex- perimental researches have been carried on for some time in Eng- land , at Woolwich , under a committee appointed by the Institution of Civil Engineers , which promise to supply this want ...
Сторінка viii
... steel upon their roads . These rails , as manufactured at the principal French works , cost from 60 to 70 dollars per ton . There is a growing feeling among engineers and steel makers , that the compound rail , made wholly or partly of ...
... steel upon their roads . These rails , as manufactured at the principal French works , cost from 60 to 70 dollars per ton . There is a growing feeling among engineers and steel makers , that the compound rail , made wholly or partly of ...
Сторінка xiii
... steel and zinc , to the philosopher who chooses between good and evil , the difference is one of de- gree , not of kind , and that there is no need of assuming a special miracle to account for mental phenomena . ' Natural selection ...
... steel and zinc , to the philosopher who chooses between good and evil , the difference is one of de- gree , not of kind , and that there is no need of assuming a special miracle to account for mental phenomena . ' Natural selection ...
Сторінка 27
... Steel Works , Bochum , Prussia , exhibits a remarkable cast of wheels . It was formed by stacking the flasks 22 wheels high , with the hubs in contact , and then pouring in crucible steel through a side - runner . Al- though this cast ...
... Steel Works , Bochum , Prussia , exhibits a remarkable cast of wheels . It was formed by stacking the flasks 22 wheels high , with the hubs in contact , and then pouring in crucible steel through a side - runner . Al- though this cast ...
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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.