单词 | dump-nail |
释义 | > as lemmasdump-nail c. A kind of bolt or nail used in ship-building (also dump-bolt, dump-nail); see quots. ΚΠ 1794 D. Steel Elements & Pract. Rigging & Seamanship I. 7 Nails, Dump, are round, and have long flat points. 1867 W. H. Smyth & E. Belcher Sailor's Word-bk. Dump-bolt, a short bolt driven in to the plank and timber as a partial security previous to the thorough fastenings being put in. 1879 Cassell's Techn. Educator (new ed.) IV. 60/1 The fastenings..in the deck-planking..consist of nails or dumps (short bolts) driven into, not through the beams. < as lemmas |
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