单词 | international ohm |
释义 | international ohm [¦in·tǝr¦nash·ǝn·ǝl `ōm] ELECTRICITY A unit of resistance, equal to that of a column of mercury of uniform cross section that has a length of 160.3 centimeters and a mass of 14.4521 grams at the temperature of melting ice; it has been superseded by the ohm, and is equal to 1.00049 ohms. |
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