冶炼 (yě liàn) — to smelt (extract metal from ore by heating)

Definition

Examples

• 这家工厂主要从事铁矿石的冶炼工作。
  Zhè jiā gōng chǎng zhǔ yào cóng shì tiě kuàng shí de yě liàn gōng zuò.
  This factory mainly engages in smelting iron ore.
• 高温是冶炼过程中必不可少的一环。
  Gāo wēn shì yě liàn guò chéng zhōng bì bù kě shǎo de yì huán.
  High temperature is an essential part of the smelting process.
• 古代的冶炼技术相对落后。
  Gǔ dài de yě liàn jì shù xiāng duì luò hòu.
  Ancient smelting technology was relatively backward.