单词 | prism battery |
释义 | > as lemmasprism battery ΚΠ a1884 E. H. Knight Pract. Dict. Mech. Suppl. 723/1 Prism Battery, a form of Leclanché battery in which the usual porous cup is dispensed with, and a pair of compressed prisms containing all the materials formerly used in the porous cup are substituted for it. < as lemmas |
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