ore spontaneous combustion的用法和樣例：
例句
- Spontaneous combustion of sulfide ores is one of the major hazards in safe mining of sulfurous ore deposits.
硫化礦石自燃的防治一直是含硫礦床面對的主要安全問題。 - The self-igniting characteristic of ore and the fire extinguishing method that uses watery grout in Tongshan Copper Mine are presented.
介紹了銅山銅礦礦石自燃發火特徵及用稀水泥漿阻燃滅火的方法。
