The significance of the limestone closed-circuit crushing, with a view of increasing the output and quality of the cement raw meal system and reducing the consumption of the energy, was friefly discussed.
扼要论述石灰石闭路破碎对提高生料系统产量质量、降低消耗的意义，介绍了几种典型的石灰石闭路破碎系统，就石灰石闭路破碎系统的工艺选择、设备选型与布置、主要工艺参数的确定提出参考意见。
