empty wagon造句

the evening of the same day saw the empty wagon reach again the spot of the accident .
当天傍晚，那辆空车又回到了出事的地点。
raising speed and heavy haul is development tendency of the railway transportation . however, with the rising of the velocity, empty wagon derailment accident accurs more frequent, which brings our country and people huge loseaimed at this problem appeared in the dynamic perfermance of wagon with the increasement of speed, lots of researches are done in this paper
提速和重载是我国铁路运输的发展方向，但提速以来，货车空车脱轨事故频频发生，给国家和人民的生命财产安全造成了重大的损失，本文针对空车脱轨这一实际情况对铁路货车动力学性能进行了认真地分析和讨论。
It's difficult to find empty wagon in a sentence. 用empty wagon造句挺难的