| 单词 | gram force |
| 释义 | > as lemmasgram force gram force n. a unit of force equal to the weight of a mass of 1 gram, esp. under standard gravity; also called gram and gram weight. ΘΚΠ the world > matter > physics > mechanics > force > [noun] > units of force pound-weight1824 pound-force1865 gram weight1871 dyne1873 kilodyne1873 poundal1875 Gramme1884 Newton1904 kilogram force1905 gram force1909 kip1915 N1951 lbf1961 ounce-force1961 ton-force1961 1909 J. M. Jameson Elem. Pract. Mech. ix. 149 These two units of force, the pound force and the gram force are sometimes called Gravitational Units of Force. 1966 G. W. C. Kaye & T. H. Laby Tables Physical & Chem. Constants (ed. 13) 12 It is often convenient to use submultiples and multiples of these units, e.g., gramme-force (gf), ounce-force (ozf). < as lemmas |
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