| Sir Henry Parnell - Roads - 1833 - 474 pages
...By referring to works of science, it will be seen that hardness is defined to be that property of a body by which it resists the impression of other bodies...impression, then a body is said to be perfectly hard.* Now this hardness is the hardness which a road ought to have as far as it is practicable to produce... | |
| Mathematics - 1836 - 488 pages
...BODIES. Hardness is that property a of body by which it resists the impression of other bodies that impinge upon it ; and the degree of hardness is measured by the quantity of this resistance. If this resistance is so complete as to render it totally incapable of any impression, then a body is... | |
| Simeon DeWitt Bloodgood - Highway law - 1838 - 252 pages
...By referring to works of science, it will be seen that hardness is denned to be that property of a body by which it resists the impression of other bodies...impression, then a body is said to be perfectly hard. Now this hardness is the hardness which a road ought to have as far as it is practicable to produce... | |
| Sir Henry Parnell - 1838 - 512 pages
...By referring to works of science, it will be seen that hardness is defined to be that property of a body by which it resists the impression of other bodies...impression, then a body is said to be perfectly hard.* Now this hardness is the hardness which a road ought to have as far as is practicable, and it is the... | |
| William Mitchell Gillespie - 1852 - 400 pages
...deepening the hole and thus increasing the force of the next blow. Hardness is that property of a surface by which it resists the impression of other bodies which impinge upon it. It is essential to the preservation of smoothness, except in the case of elastic surfaces. RESISTANCES... | |
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