A freight train loaded with electronic products, mechanical parts and daily necessities departed from Southwest China's Chongqing municipality on June 23 and arrived in Duisburg, Germany on Monday.

一列满载着电子产品、机械零件、日用百货等货物并于 6 月 23 日从重庆出发的中欧班列（重庆），于周一抵达德国杜伊斯堡。

But work by Claudia dos Santos at the Fraunhofer Institute for Manufacturing Engineering and Automation, and Christian Mayer at Duisburg-Essen University in Stuttgart, has brought the day when they will be able to do so a little nearer.

但是在德国弗劳恩霍夫制造工程和自动化学会的Claudia dos Santos和斯图加特杜伊斯堡-艾森大学的Christian Mayer的共同研究下，无生命物体实现自我修复那一天的到来被拉近了一点。