例句與用法

1. Of each of the five - car trainsets operating on the line , solid - stick lcf lubricators were mounted on the leading and trailing axles , and on one wheelset on the middle car
   在由五節(jié)車廂組成的每列車上， lcf固體潤滑器安裝在首軸和尾軸,已及中間車輛的一個輪對上。