| 单词 | spade lug |
| 释义 | > as lemmasspade lug spade lug n. Agriculture each of a number of metal lugs that are bolted to the rim of a tractor wheel so as to project radially outwards and give an improved grip. ΘΚΠ the world > food and drink > farming > tools and implements > [noun] > tractor > tractor attachments spud1917 spade lug1921 fore-loader1954 fore-end loader1958 safety cab1965 1921 Trans. Amer. Soc. Agric. Engin. 15 175 The tri~spade lugs were cast with three spades on each casting..and were staggered on the wheel when in place similar to the bolt on spade lugs. 1950 Engineering 5 May 506/1 The use of spade lugs in place of plain steel rims and strakes gradually reduced the tractor weight per drawbar-horse-power. 1967 J. Oates Farm Machinery xi. 77 Spade lugs and strake bars are used to bite more deeply into the ground. < as lemmas |
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