| 单词 | lever-beam |
| 释义 | > as lemmaslever-beam lever-beam n. Steam-engine (see beam n.1 11). ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > steam engine > [noun] > parts of > levers working beam1744 beam1759 lever1759 side lever1804 lever-beam1824 walking beam1824 sway-beam1839 grasshopper-beam?1865 1824 ‘R. Stuart’ Descr. Hist. Steam Engine 159 As the lever-beam was dismissed, he communicated the motion to the paddle-wheels by a rod and crank attached to the piston. < as lemmas |
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