| 单词 | soft lead |
| 释义 | > as lemmassoft lead soft lead n. [after hard lead n. at hard adj. and n. Compounds 4] lead that is relatively free of antimony and other metallic impurities, and hence is soft and malleable; cf. hard lead n. at hard adj. and n. Compounds 4. ΚΠ 1597 in J. Stuart Misc. Spalding Club (1841) I. 146 The pictour and image of ane man, ingravit in soft leid. 1683 J. Pettus tr. L. Ercker iii. xviii. 260 in Fleta Minor i A Centner of Littarge is counted at 135 pounds; and also upon 145 pounds of hard Lead, one centner of soft Lead [Ger. Bley], although to some separating Works are taken 130 pound of Litarge in stead of a centner of Lead, and 140 pound, hard Lead, instead of soft lead [Ger. Bley]. 1830 Reg. Pennsylvania 27 Feb. 129/2 A piece [of ore] having been smelted, yielded about seventy per cent. of soft lead. 1906 Brass World & Platers' Guide 2 416/2 For a long time it [sc. antimonial-lead] was sold below the price of soft lead. 2006 K. L. Lerner & B. W. Lerner World of Forensic Sci. I. 115/1 Soft lead, generally used in jacketed bullets, contains little or no antimony. < as lemmas |
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