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afterwards Anthemius appears application Arkwright ascertain atmosphere ball beautiful became boat boiler brought called century clock coal colours common compass condenser construction contrived convex cotton cylinder Dalswinton direction discovered discovery distance earth EDDYSTONE LIGHTHOUSE effect electric telegraph employed engaged engine England EVANGELISTA TORRICELLI experiments feet fire force formed four Galileo gasometer glass gunpowder Guttenberg hand heat Hero of Alexandria Holyhead horse hour hundred immense improvement inches instrument invention inventor iron Julius Cæsar labour length lens lenses letters light London machine magnetic Marquis of Worcester means mercury Messrs microscope miles moved needle object observed obtained opened pass patent philosopher piece pipe piston placed present principle printing produced purpose railway reflecting telescope rendered rollers round ship side Soho Foundry steam steam-engine surface telegraph telescope thermometer thousand threads tion tons tube turned upwards vessel warp Watt weft weight wheel wire yarn
熱門章節
第 106 頁 - We should as soon expect the people of Woolwich to suffer themselves to be fired off upon one of Congreve's ricochet rockets, as trust themselves to the mercy of such a machine going at such a rate.
第 120 頁 - ... and that could we draw aside the mysterious curtain which shrouds it from our senses, we might there see a theatre of as many wonders as astronomy has unfolded, a universe within the compass of a point so small, as to elude all the powers of the microscope, but where the wonder-working God finds room for the exercise of all his attributes, where he can raise another mechanism of worlds, and fill and animate them all with the evidences of his glory.
第 106 頁 - Achromatic Lenses. The color effect caused by the chromatic aberration of a simple lens greatly impairs its usefulness.
第 111 頁 - I then filled a good many bladders therewith, and might have filled an inconceivable number more, for the spirit continued to rise for several hours, and filled the bladders almost as fast as a man could have blown them with his mouth: and yet the quantity of coals distilled was inconsiderable.
第 44 頁 - Europe, till the discovery of the passage to the East by the Cape of Good Hope...
第 48 頁 - There was exhibited on it a negro, a shepherd, and a dog. When the clock struck, the shepherd played six tunes on his flute, and the dog approached and fawned upon him. This clock was exhibited to the king of Spain, who was greatly delighted with it. " The gentleness of my dog," said Droz,
第 120 頁 - The one has suggested to me that beyond and above all that is visible to man there may be fields of creation which sweep immeasurably along, and carry the impress of the Almighty's hand to the remotest scenes of the universe...
第 77 頁 - As I had occasion to pass daily to and from the building-yard while my boat was in progress, I have often loitered unknown near the idle groups of strangers, gathering in little circles, and heard various inquiries as to the object of this new vehicle. The language was uniformly that of scorn, or sneer, or ridicule. The loud laugh often rose at my expense ; the dry jest; the wise calculations of losses and expenditures; the dull but endless repetition of the Fulton Folly.
第 12 頁 - I have seen the water run like a constant fountain stream, forty feet high ; one vessel of water, rarified by fire, driveth up forty of cold water. And a man that tends the work is but to turn two cocks, that one vessel of water being consumed, another begins to force and refill with cold water, and so successively, the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim, between the necessity of turning the said cocks.
第 120 頁 - The one taught me that this mighty globe, with the whole burden of its people and its countries, is but a grain of sand on the high field of immensity...