 | Thomas Minchin Goodeve - 1874 - 340 стор.
...of a solid or liquid substance is the ratio of its density to that of water, or, in other words, it is the ratio of the weight of a given volume of the substance to that of an equal volume of water. The water is distilled, and the temperature is 60°... | |
 | Robert Henry Thurston - 1879 - 242 стор.
...opposite must be deducted. The specific gravity of any substance is proportional to its density, and is the ratio of the weight .of a given volume of the substance to that of an equal volume of water, both being taken at the temperature of maximum density... | |
 | Robert Henry Thurston - 1883 - 402 стор.
...Specific Gravity of Oil.—The specific gravity of any substance is proportional to its density, and is the ratio of the weight of a given volume of the substance to that of an equal volume of water, both being taken at the temperature of maximum density... | |
 | Robert Henry Thurston - 1885 - 406 стор.
...latter scale being conventional. The specific gravity of a substance is proportional to its density, and is the ratio of the weight of a given volume of the substance to that of an equal volume of water, both being usually taken at the temperature of maximum... | |
 | Edward Leamington Nichols - 1894 - 332 стор.
...(G.) General statements concerning specific gravity and density. The specifjc gravity of a substance is the ratio of the weight of a given volume of the substance to the weight of an equal volume of water at its maximum density. Specific gravities being... | |
 | 1894 - 334 стор.
...(G.) General statements concerning specific gravity and density. The specific gravity of a substance is the ratio of the weight of a given volume of the substance to the weight of an equal volume of water at its maximum density. Specific gravities being... | |
 | Samuel Escue Tillman - 1900 - 220 стор.
...characteristic greasy, rough, or smooth feel. Specific Gravity. — The specific gravity of a substance is the ratio of the weight of a given volume of the substance to the weight of an equal volume of water at a standard temperature. One of the simplest... | |
 | Walton Martin, William Hayden Rockwell - 1900 - 432 стор.
...of gases : The specific gravity of a gas is, as has been said, the ratio of the weight of a certain volume of the gas to that of an equal volume of air or hydrogen; both the gas and the air or hydrogen being at 0° C., and under a pressure of 760 mm.... | |
 | Robert H. Thurston - 1899 - 416 стор.
...Specific Gravity of Oil. — The specific gravity of any substance is proportional to its density, and is the ratio of the weight of a given volume of the substance to that of an equal volume of water, both being taken at the temperature of maximum density... | |
 | Harry Manley Goodwin - 1904 - 146 стор.
...practically equal to the mass of one cubic centimeter of water. The specific gravity of a substance is the ratio of the weight of a given volume of the substance to the weight of an equal volume of water at 4° C., the temperature of its maximum density.... | |
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The specific gravity of a petroleum oil and of mixtures of petroleum products with other substances is the ratio of the weight of a given volume of the material at a temperature of 60° F. 
