单词 | tumbling crank |
释义 | > as lemmastumbling crank tumbling crank n. Brit. /ˈtʌmblɪŋ kraŋk/ , /ˈtʌmbl̩ɪŋ kraŋk/ , U.S. /ˈtəmb(ə)lɪŋ ˌkræŋk/ see quot.ΘΚΠ society > occupation and work > equipment > machine > parts of machines > shaft > [noun] > parts of > other parts spring collet1845 post boxa1884 tumbling crank1886 sheave1887 vibration damper1932 taper-lock1954 1886 J. Barrowman Gloss. Sc. Mining Terms 69 Tumbling-crank, a crank on the end of the pumping shaft for giving reciprocating motion. < as lemmas |
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