单词 | tungsten-steel |
释义 | > as lemmastungsten-steel tungsten-steel n. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > steel > [noun] > alloy steels > tungsten steel tungsten-steel1862 wolfram-steel1862 1862 London Rev. & Weekly Jrnl. 16 Aug. 154 The alloy..is now becoming rather celebrated under the name of wolfram- or tungsten-steel. < as lemmas |
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