Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.
煤是煤
生产中
生产环节,因而编制煤工作面接替计划对煤生产具有指导性意义。
Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.
煤是煤生产中生产环节,因而编制煤工作面接替计划对煤生产具有指导性意义。
声明：以上例
、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
