Technology of washing powder production in large scale.
洗衣粉的规模化生产技术。
The iron powder quality is ensured through tunnel kiln reduction and second reduction by using iron scale of high grade as raw material.
以优质铁鳞为原料，加强隧道窑和二次精还原工艺技术管理，确保铁粉质量。
Spray drying technology in large-scale production of spirulina platensis SCSpowder is elucidated and the effects of operational parameters on qualities of algal powder are analysed.
阐述了海水螺旋藻工厂化生产中喷雾干燥的工艺流程，分析了运行参数对藻粉品质的影响。
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