单词 | mouthing machine |
释义 | > as lemmasmouthing machine mouthing machine n. now rare a machine which crimps the bottoms and swages the tops of open-topped tin cans, so that they are ready to receive lids. ΚΠ a1884 E. H. Knight Pract. Dict. Mech. Suppl. 619/2 Mouthing Machine (Sheet-metal Working), a machine for crimping bottoms and swaging or mouthing the tops of open-top cans, to receive the covers. < as lemmas |
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