| 单词 | ribbon coil | 
| 释义 | > as lemmasribbon coil   ribbon coil  n. a coil (coil n.3 4b) comprising a flat wound length of metal, typically copper. Π 1837    London & Edinb. Philos. Mag. 11 305  				Professor Wheatstone very judiciously resorted to the flat copper ribbon coil, contrived and recommended for developing electricity of feeble intensity by Professor Joseph Henry. 1912    Proc. Royal Soc. 1911–12 A. 86 331  				It will be seen that the ribbon coil has six times as much cooling surface as coil No. 1. 1992    Guns Illustr. 		(ed. 24)	 90/1  				The polymer magazine has one steel part—the constant-force ribbon-coil spring. < as lemmas | 
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