冶炼 (yě liàn) — to smelt (extract metal from ore by heating)
定義
verb
to smelt (extract metal from ore by heating)
例文
- 冶炼。Zhè jiā gōng chǎng zhǔ yào cóng shì tiě kuàng shí de yě liàn gōng zuò.This factory mainly engages in smelting iron ore.
- 冶炼。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.
- 冶炼。Gǔ dài de yě liàn jì shù xiāng duì luò hòu.Ancient smelting technology was relatively backward.
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