ore spontaneous combustion

• 矿石自燃

ore spontaneous combustion的用法和样例：

例句

1. Spontaneous combustion of sulfide ores is one of the major hazards in safe mining of sulfurous ore deposits.
   硫化矿石自燃的防治一直是含硫矿床面对的主要安全问题。
2. The self-igniting characteristic of ore and the fire extinguishing method that uses watery grout in Tongshan Copper Mine are presented.
   介绍了铜山铜矿矿石自燃发火特征及用稀水泥浆阻燃灭火的方法。