| 释义 |
ˈcarburettor, -etter
[f. prec. v. + -or, -er.]
a. That which carburets; spec. an apparatus for charging hydrogen, coal-gas, or atmospheric air, with carbon, by passing it through or over a liquid hydrocarbon, so as to add illuminating power.
1866Morning Star 21 Sept. 5/3 A dull, sluggish gas-flame is brightened to an extent almost marvellous when a carburettor is placed in the course of the pipe supplying it. 1882Echo 20 Jan. 1/5 The hydrogen is passed through carburetters, and is stored in holders.
b. (Also formerly carburator.) In petrol engines, the apparatus for impregnating air with fine particles of fuel and thus preparing the explosive mixture for the cylinders.
1896Jrnl. Soc. Arts 27 Nov. 22/1 Where a vaporiser is employed, or a carburettor. 1898tr. L. Lockert's Petroleum Motor-cars 145 The carburator, in which the petroleum essence..is vaporized. 1900Motor-Car World Aug. 254 Supplemental exhaust tube for heating carburettor tank. 1902A. C. Harmsworth Motors & Motor-Driving 166 Too rich a mixture may be caused by the presence of too much petrol in the carburator. 1912Motor Man. 12 To obtain an explosive mixture of paraffin and air a special form of carburetter is required. 1959[see carburation]. |