| 单词 |
eprouvette |
| 释义 |
‖ eprouvette|epruvɛt| [Fr. éprouvette, f. éprouver to try, to test.] 1. An apparatus for testing the strength of gunpowder. Also attrib.
1781Thompson in Phil. Trans. LXXI. 298 All the eprouvettes, or powder-triers, in common use are defective. 1839Sat. Mag., Supp. Jan. 40/1 Another form of éprouvette was devised by the late Dr. Hutton. 1846Greener Sc. Gunnery 37 Where experiments are conducted..with moveable eprouvettes, a certain loss is sustained. 1874Knight Dict. Mech. s.v. Eprouvette-gun, The éprouvette-mortar of the British service is 8 inches in diameter. 2. A spoon used in assaying metals.
1874Knight Dict. Mech., Éprouvette, a flux spoon. A spoon for sampling an assay. |

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