The Edinburgh Encyclopædia Conducted by David Brewster, with the Assistance of Gentlemen Eminent in Science and Literature, 16권J. and E. Parker, 1832 |
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106 페이지
... Plate CCCCLVII . ( Fig . 1. ) a straight line DE , and a point F , being given in position , to find a point G in the sraight line DE , such that GF , the line drawn from it to the given point , shall be equal to GB , the line drawn ...
... Plate CCCCLVII . ( Fig . 1. ) a straight line DE , and a point F , being given in position , to find a point G in the sraight line DE , such that GF , the line drawn from it to the given point , shall be equal to GB , the line drawn ...
107 페이지
... ( Plate CCCCLXVII . Fig . 4. ) whose radius is r , and a point C in its diameter , such that OCv , also be required to find the angle which the chord , PQ , must a straight line , FL , perpendicular to this diameter ; let it make with the ...
... ( Plate CCCCLXVII . Fig . 4. ) whose radius is r , and a point C in its diameter , such that OCv , also be required to find the angle which the chord , PQ , must a straight line , FL , perpendicular to this diameter ; let it make with the ...
132 페이지
... plates , and prints taken from these , as in com- mon copper - plate printing . The surface of the paper meant to receive the impression must be rubbed with soft soap . The colouring , whatever be its hue , is , when diluted with some ...
... plates , and prints taken from these , as in com- mon copper - plate printing . The surface of the paper meant to receive the impression must be rubbed with soft soap . The colouring , whatever be its hue , is , when diluted with some ...
146 페이지
... Plate LII . where the two plates CC , BB , are pressed together by means of the screw D and the cast - iron wheel E , to which a lever also may be applied . Another drawing of the same press is shown in the Coining Press , Plate CCI ...
... Plate LII . where the two plates CC , BB , are pressed together by means of the screw D and the cast - iron wheel E , to which a lever also may be applied . Another drawing of the same press is shown in the Coining Press , Plate CCI ...
156 페이지
... plate is thus obtained , and the great saving of expense consists in this , that the stereotype plate does not require to be above one - seventh part the breadth or thickness of the ordinary types . This mode of printing combines many ...
... plate is thus obtained , and the great saving of expense consists in this , that the stereotype plate does not require to be above one - seventh part the breadth or thickness of the ordinary types . This mode of printing combines many ...
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