hermetic circular coal storage 全封闭圆形煤场
stacker-reclaimer for circular coal storage 圆形煤场堆取料机
circular coal storage yard 圆形储煤场
enclosed circular coal yard 封闭式圆形煤场
the enclosed circular coal yard 封闭式圆形煤场
large diameter circular coal bunker 大直径圆形储煤仓
Circular sealed coal field 圆形封闭煤场
A circular closed coal 圆形封闭煤场
This paper expounds the stratum distribution situation of the area of the coal yard from above down, probes into the design scheme of the circular coal yard, and analyzes the general expenses.
阐述了圆形煤场区域从上而下的地层分布情况，探讨了圆形煤场设计方案，并分析了各项费用情况。
"Coal marketing office issued a" Circular on further strengthening product coal quality management notice ", defined the responsibilities of each unit personnel."
煤质运销处下发了《关于进一步加强商品煤质量管理的通知》，明确了各单位人员的职责。
Zhao Peng high in his speech, spoke highly of Datong Coal Mine Group to develop circular economy practices and achievements.
赵鹏高在讲话中高度评价了同煤集团大力发展循环经济的做法和取得的成绩。
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