The Young Mill-wright and Miller's GuideLea & Blanchard, 1848 - Всего страниц: 392 |
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Часто встречающиеся слова и выражения
12 inches angle aperture ARTICLE body bolting bottom bran bran pass buckets bushels cast iron central forces centre circumference cog-wheel column conveyed conveyer cubic feet cubochs distance divided double draught drive effect elevator equal equilibrio fall feet diameter feet long feet of water feet per second feet stone float flour fluids foot friction furrows garner gate gear give grain gravity grinding gudgeons half hoisted hole hopper hopper-boy inch thick inches diameter inches long inches wide leading wheels lever load logs lower maximum meal mill mill-stones mill-wrights minute mortises motion move multiplied nearly non-elastic number of cogs OLIVER EVANS overshot wheel pass penstock perpendicular descent pitch circle Plate pressure principles produce proportion pulley ratio reels revolutions per minute round shute side spindle spout square root strap strike superfine suppose theory trundle undershot wheel velocity wallower water-wheel weight wheat whole
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Стр. 17 - When the prop is at one end of the lever, the power at the other, and the weight between them.
Стр. 102 - But in this case it is very necessary to distinguish the circumstances in which a model differs from a machine in large ; otherwise a model is more apt to lead us from the truth than towards it.