经对实验照片的分析可知，叶轮入口颗粒径向速度的大小是造成叶轮冲击磨损的主要原因。
Result of analyzing experiment picturesindicates that particle radial inlet velocity component influences significantly the blade erosionmanner.
本文提出了一种新型布水器——冲击入口加均流孔板型布水器，设计简单，易于推广。
A new diffuser which is impingement inlet plus uniform flow orifice was proposed in this paper.
物料常常需要垂直落到输送机入口的折边上，由于物料块或颗粒的惯性会产生冲击，有碰坏或磨损设备的可能。
Materials often need to vertically fall into the entrance of the folding conveyor, because the material block or particle inertia impact, have broken or worn equipment may.
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