长途定期货运列车平均一年运行10万英里之多，因此，投入较少资金进行技术改良，就能节省大量燃油（事半功倍哟）。

Long-haul freightliners and buses typically travel 100, 000 miles a year and can achieve large fuel savings with relatively small investments in technology.

youdao

长途定期货运列车平均一年运行10万英里之多，因此，投入较少资金进行技术改良，就能节省大量燃油（事半功倍哟）。

Long-haul freightliners and buses typically travel 100, 000 miles a year and can achieve large fuel savings with relatively small investments in technology.

youdao