The commonly used alloy hammer of vertical impact crusher has poor quality, short life and large consumption, affecting the equipment availability.
常用立式冲击破碎机合金锤头质量差，使用寿命短，消耗量大，影响了设备的运转作业率。
In this paper, characteristics of structure design on new model high speed vertical impact mill and technological experiment of the mill are introduced.
本文介绍了立式高速冲击粉碎机的结构特点及工艺性工业试验。
The vertical impact between tracks and support rollers is one of the most important factors in evaluation of the noise and anti-fracture capacity of the track.
履带装甲车辆的履带与托带轮的垂向冲击是产生冲击噪音和导致履带疲劳与断裂的重要因素。
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