Albert is seen being struck on the head by a boy in a purple shirt who hits him from behind with a long wooden board, thought to be a part of a railwaysleeper.
看到阿尔伯特被一个穿紫色衬衫的男孩拿着像是枕木的一部分的长木板从他的后面击中脑部。
2
The paper introduces a new type modal of automatic sleeper spring sorting system of railway vehicle.
介绍了一种新型的铁道车辆摇枕弹簧自动选配系统模型。
3
According to the experiment on Xuzhou Railway Station, the thesis illustrates the application of ground-searching radar in the analysis of defects on broad sleeper railroad.