In Mining and Metallurgy. (See quot.)
| 单词 | θ215475 |
| 释义 | society > occupation and work > materials > raw material > mineral material > ore > [noun] > proportion of ore to flux and fuel (1) burden1825 In Mining and Metallurgy. (See quot.) |
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英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。