电网调度机构应本着()的原则,督促直调水电厂通过汛期蓄清排浑、排放异重流、汛末低水位排沙及定期门前清淤等方式做好水库排沙工作, ["发电服从排沙","排沙服从发电","排沙兼顾发电","发电兼顾排沙"]
新型纺纱按成纱原理可以分为哪两类?
横列式区段站 paralled arrangement district station
各网、省调水库调度管理部门的()发生变化时,应以电子邮件方式及时向国调及上级网调报告变动情况。 ["机构","人员","联系方式","技术职称"]
无解编作业区段站 the district station without marshalling operation for break-up and make-up of train
有解编作业区段站 the district station with marshalling operation for break–up and make-up of train