I was woken by a loud banging noise around 2.15am. I sat bolt upright in my bed and noticed a tall dark figure standing at the bottom of my bed.
凌晨大约两点一刻的时候我又被一声巨大的砰砰声给吵醒了，我立马直起身子，注意到我床尾处站着一个巨大的黑影。
Introduces the applying results of free bolt self-standing welt and coattail antiwear cast steel tiny lining tile in type of DTM ball crusher.
介绍无螺栓自固衬板及燕尾形耐磨铸钢小衬瓦在DT M型球磨机上的应用效果。
Introduces the applying results of free bolt self-standing welt and coattail antiwear cast steel tiny lining tile in type of DTM ball crusher.
介绍无螺栓自固衬板及燕尾形耐磨铸钢小衬瓦在DT M型球磨机上的应用效果。
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