pyritic smelting的用法和樣例：
例句
- The oxygen autogenous smelting process of nickeliferous copper concentrate from Jinchuan Nonferrous Corp. is thermodynamically analyzed.
對金川二次銅精礦氧氣自熱熔煉過程進行熱力學分析。 - Using oxygen autogenous smelting technology process secondary coppe concentrate with nickel,basiclly perfect process spontaneous heating and batch production were brought about.
採用純氧自熱熔煉技術處理合鎳二次銅精礦，可基本實現過程自熱和連續生產。
