阐述了新型螺旋振动旧砂再生成套装置的基本原理和特点，介绍了成套装置的组成、生产使用情况和良好的效果。
This paper is concerned with the basic principle and features of a new-type used sand reclaiming outfit with spiral vibration.
阐述了新型螺旋振动旧砂再生成套装置的基本原理和特点，介绍了成套装置的组成、生产使用情况和良好的效果。
This paper is concerned with the basic principle and features of a new-type used sand reclaiming outfit with spiral vibration.
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