社会的进步，民族的解放，离不开那些默默无闻、不追逐名利、踏踏实实辛勤工作的建设者。在我们接触到的山西籍老一辈革命家中，就不乏这样的人，比如陈志远，再比如我们今天采写的张国器──我党我军测绘制图工作的创始人之一。在采访张国器老人的过程中，我们从他那浓重的乡 Social progress and the emancipation of the nation are inseparable from the builders who are obscure, do not chase fame and fortune, and work hard and steadily. Among the older generation of Shanxi-born revolutionaries we come into contact with, there are no shortage of people such as Chen Zhiyuan. For another example, Zhang Guoji, the one we wrote today, is one of the founders of the mapping work of our party and our army. In the process of interviewing Zhang Guolu elderly, we from his thick countryside