论文部分内容阅读
这是一张特殊的照片,它记录了1963年4月的某一天,北京火车站里,一列装满了实验设备和科研人员的火车即将启动。没有鲜花,没有欢送,而这确是一次秘密的远行。
This is a special photograph of a train that was filled with experimental equipment and scientific researchers in Beijing Railway Station on the day of April 1963. No flowers, no farewell, and this is indeed a secret journey.