Along with the well deveoping,hoisting speed and load are bigger and bigger,we must pay enough attention to the overwinding of skip.

 
  • 隨著(zhù)礦井的發(fā)展,提升速度越來(lái)越大,載荷也越來(lái)越大,箕斗過(guò)卷應得到足夠重視。
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