车辆运输行业专业英语第392页 ... 机车运用及其指标 locomotive operation and its indices 机车运用指标 indices of locomotive operation 机车运用周转时间 locomotive operating turnround time ...
The locomotiveusage set number ofhow much, the locomotive usageefficiency of high and lowallaffectthequantityand the quantityindex sign that the railroadtransports the productiondirectly.