coal ball

coal ball什么意思,coal ball翻译

基本解释

un.: 煤结核；煤中结核

英汉解释

• 煤中结核

• 煤结核

例句

• Discussion on the Formation of the Coal Ball and Its Geological Significance

  浅论煤核的形成及其地质意义

• Problems in Automatic Operation of the Fuzzy Optimal Control for Coal Ball Mill Pulverizer at Zhenjiang Power Plant

  磨煤机模糊优化控制在镇江电厂投入自动时遇到的问题

• The Practice of the Repair Welding for the Cracks on the Shell Cover of Raw Coal Ball Mill

  原煤球磨机端盖裂缝补焊修理实践

• Analysis of the Coal Overflow Problem on Double Charge-discharge Coal Ball Mill

  双进双出钢球磨煤机满煤问题的分析

• A Method of Expanding Capacity of Coal Ball Mill Pulverizer

  磨煤机的扩容改造