[名词解释] 机车出入段线 track for going out and coming into the depot
整备线 servicing siding
自喷采油时,原油从油层流到计量站,一般要经过()种基本流动过程。 ["二","三","四","五"]
简述分梳辊速度与转杯真空度应如何进行匹配?为什么要这样匹配?
简述“秦王破阵乐”?
电网调度机构监督、指导直调水电厂进行(),并根据流域水情变化进行滚动修正。 ["洪水预报","防汛演练","洪水调洪演算"]
机车出入段线 track for going out and coming into the depot