| 释义 |
toroid|ˈtɒrɔɪd|
[f. torus + -oid.]
An object having the shape of a torus (sense 4); a toroidal object.
1886G. S. Carr Synopsis Elem. Results Pure & Applied Math. I. ii. 932/1 (Index), Toroid. 1903Astrophysical Jrnl. XVIII. 339 Each reflecting surface..would be part of a parabolic toroid. 1916G. Kapp Princ. Electr. Engin. I. xi. 211 The term ‘toroid’ in this connection means a circular coil of n turns of wire wound so that the cross-section is a circle. 1954Electronic Engin. XXVI. 196 Magnetic toroids could..be used..for random access information storage at the rate of one core per digit. 1973Nature 15 June 386/2 This field is supplemented by an additional field produced by a coil wound on the toroid. |