Thermite is aluminum powder and a metal oxide which produces an aluminothermic reaction known as a thermite reaction.

是粉，一种金属氧化剂，能产生我们所谓反应。

The practice shows that smelting high grade ferrotitanium with rutile by thermite method is feasible.

实践证明，采用金红石法生产高铁在技术上是完全可行。

The pattern of fracture by impact penetration test and tensile fatigue test of thermite welding with stereoscan was observed,and the component of defect with energy spectrum was analyed.

观缺陷主要孔和夹杂,其中孔由气孔和缩孔组成,夹杂物按形态和尺寸分为团簇状夹杂、锥状夹杂、粒状夹杂、积聚物夹杂、丝状夹杂和混合形夹杂。