The shipwright's vade-mecum [by D. Steel].1805 |
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Σελίδα 24
... sides . An Isosceles Triangle is that which has only two equal sides . A A Scalene Triangle is that which has all its sides unequal . A Right - angled Triangle is that which has one right angle . In a right - angled triangle , the side ...
... sides . An Isosceles Triangle is that which has only two equal sides . A A Scalene Triangle is that which has all its sides unequal . A Right - angled Triangle is that which has one right angle . In a right - angled triangle , the side ...
Σελίδα 25
... side on which side it is supposed to stand , and the Altitude is the perpendicular falling thereon from the op- posite angle . The height or altitude is , therefore , a perpendicular let fall from an angle , or its vertex , to the opposite ...
... side on which side it is supposed to stand , and the Altitude is the perpendicular falling thereon from the op- posite angle . The height or altitude is , therefore , a perpendicular let fall from an angle , or its vertex , to the opposite ...
Σελίδα 27
... side of a right line C D , the sum of all the angles are equal to two right angles , or 180 degrees ; and , all the angles formed about the same point , by any number of lines , are altogether equal to four right angles . THEOREM II ...
... side of a right line C D , the sum of all the angles are equal to two right angles , or 180 degrees ; and , all the angles formed about the same point , by any number of lines , are altogether equal to four right angles . THEOREM II ...
Σελίδα 29
... side required . GEOMETRICAL PROBLEMS . THE case of drawing instruments , fitted for the purposes of a ship- builder , usually consists of a pair of compasses , with a shifting leg , to ad- mit a steel pen or a pencil holder ; a pair of ...
... side required . GEOMETRICAL PROBLEMS . THE case of drawing instruments , fitted for the purposes of a ship- builder , usually consists of a pair of compasses , with a shifting leg , to ad- mit a steel pen or a pencil holder ; a pair of ...
Σελίδα 34
... sides may be found by drawing lines parallel , and equal , to their opposite sides . The following table , which shews the angle found at the centre of every polygon , by right lines drawn from the centre of the extremities of one side ...
... sides may be found by drawing lines parallel , and equal , to their opposite sides . The following table , which shews the angle found at the centre of every polygon , by right lines drawn from the centre of the extremities of one side ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
afore and abaft aftside angle beams bevellings bitts body plan body-plan bolts bowsprit broad butt cant timber capstan centre of gravity chant Brig cheek construction curve denominator described diagonal line diameter distance draw drawn equal fashion-piece fayed feet floor fore and aft forecastle foremost foreside frame Frigate futtock GUNS GUNS GUNS TONS half-breadth plan hawse-pieces head heel height of breadth horizontal line Inboard inches intersect iron keel keelson knee length likewise logarithm lower deck mast middle line mould Multiply parallel perpendicular placed plank Plate ports rabbet rail ribband rising line Royal Navy rudder sail SCANTLING scarphs Sheer Draught sheer plan sheer-plan ship's Sloop specific gravity spots square stem stern stern-post strakes sweep Table of Dimensions taffarel thick thwartship TONS TONS 74 TONS TONS TONS top-timber line topside treenails trimmed underside upper deck upper edge upperside vessel VULGAR FRACTIONS water lines wing transom
Δημοφιλή αποσπάσματα
Σελίδα 44 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 41 - Or, to take a case yet stronger, when it is affirmed, that " the area of a circle is equal to that of a triangle having the circumference for its base, and the radius for its altitude...
Σελίδα 25 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Σελίδα 21 - To find then the logarithm of a vulgar fraction, subtract the logarithm of the denominator from that of the numerator.
Σελίδα 47 - To the length of the edge add twice the length of the back or base, and reserve the sum; multiply the height of the wedge by the breadth of the base; then multiply this product by the reserved sum, and onesixth of the last product will be the contents.
Σελίδα 50 - A SPHEROID is a solid, generated by the revolution of an ellipse about one of its diameters. If the ellipse revolves about its longer or...
Σελίδα 14 - In the same manner multiply all the multiplicand by the inches, or second denomination, in the multiplier) and set the result of each term one place removed to the right 'hand of those in the multiplicand. 4.
Σελίδα 17 - Find the greatest square in the left period, and place its root at the right; subtract the square of this root from the first period, and to the remainder annex the next period for a dividend.
Σελίδα 250 - ... the length shall be taken on a straight line along the rabbet of the keel, from the back of the main stern-post to a perpendicular line from the fore part of the main stem under the bowsprit, from which subtracting three-fifths of the breadth, the remainder shall be esteemed the just length of the keel to find the tonnage; and the breadth shall be taken from the outside of the outside plank in the broadest part of the...
Σελίδα 21 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.