The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects.
凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。
In order to improve the processing results of superfine comminuting mill with turbulence, it necessary to cognize the flow field frame and flow state in the concave.
为了认识湍流怒细粉碎机粉碎腔内的流场结构和流动状态，文中以湍流超细粉碎机的实验设备为基础。
In order to improve the processing results of superfine comminuting mill with turbulence, it necessary to cognize the flow field frame and flow state in the concave.
为了认识湍流怒细粉碎机粉碎腔内的流场结构和流动状态，文中以湍流超细粉碎机的实验设备为基础。
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