Report on Machinery and Processes of the Industrial Arts and Apparatus of the Exact SciencesVan Nostrand, 1869 - 669 páginas |
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Página 2
... give to each more than the most cursory glance . The gates were opened every morning at eight o'clock and closed every evening at six . By giving a single minute to each exhibitor , and by employing faithfully all the intervening time ...
... give to each more than the most cursory glance . The gates were opened every morning at eight o'clock and closed every evening at six . By giving a single minute to each exhibitor , and by employing faithfully all the intervening time ...
Página 5
... give to some great branch of industry an entirely new character , or whose stimulating influence makes itself felt throughout all industries ; but the current never sets backward , and whatever is gained from each of these extraordinary ...
... give to some great branch of industry an entirely new character , or whose stimulating influence makes itself felt throughout all industries ; but the current never sets backward , and whatever is gained from each of these extraordinary ...
Página 11
... give to an object on which he is employed , are entirely too minute to be perceptible , except by the aid of powerfully magnifying helps . A remarkable illustration of the fact here stated is furnished by Mr. Whitworth in a little ...
... give to an object on which he is employed , are entirely too minute to be perceptible , except by the aid of powerfully magnifying helps . A remarkable illustration of the fact here stated is furnished by Mr. Whitworth in a little ...
Página 20
... give to it an increased relative importance ; next , those which are the means of originating new indus- tries ; then those whose influence is not special , but is felt throughout the whole industrial field ; and finally , such as , in ...
... give to it an increased relative importance ; next , those which are the means of originating new indus- tries ; then those whose influence is not special , but is felt throughout the whole industrial field ; and finally , such as , in ...
Página 34
... give to metals , loosen joints and impair the strength of the whole structure . Since the largest room for economy is evidently in the direction of pre- venting the wholly useless waste at present occurring , the effort should be to ...
... give to metals , loosen joints and impair the strength of the whole structure . Since the largest room for economy is evidently in the direction of pre- venting the wholly useless waste at present occurring , the effort should be to ...
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Términos y frases comunes
advantage amount angle apparatus applied armature atmosphere axis Bessemer process boiler calories carried cent centimetres circumference compression construction contrivance crank cubic metres cylinder diameter direction discharge disk distance effect electric employed engine equal exhibited experiments Exposition extremity feet force furnace furnished glass half heat horizontal horse-power hundred hydraulic hydraulic head illustrated inches increased instrument introduced invention inventor iron kilograms kilometres latent heat length lever light light-houses liquid machine manufacture means mechanical ment Messrs metal metres millimetres mode motion movable types movement necessary object observed operation ordinary Paris passes piston plate position pounds practical present pressure prism produced pulley pump purpose refrigerator reservoir revolution roller rotary engine rotation screw sextant shaft side Siemens space spherometer steam steam-engine steel surface telescope temperature tion tonometer tube turbine turn valve vapor velocity vertical vessel weight wheel Wicklow Head
Pasajes populares
Página 31 - B with the sound velocity where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, and p is the gas pressure.