It was resulted that the chlorination process of simple oxide is under chemicalreactioncontrol, while that of ilmenite is dependent on the ash layer diffusion.
试验结果表明，纯氧化物的氯化过程受化学反应控制，钛铁矿氯化受灰层扩散控制。
2
Batch reaction is the primary process in chemical production, the key for production quality is temperature control.
间歇反应是化工生产的主要工艺过程之一，其温度控制是保证产品质量的关键。
3
Using physical and chemical methods to control and promote chemicalreaction is becoming a heat point in scientific field recent years.