| 英文摘要: |
Over a long period of time, there has been no lack of science and technology historians who consider. The spoon of the Si Nan（司南） to be a magnetic south pointer. Recentury Mr. Sun Ji explained the spoon south-pointing carriage according to the word Shao（杓） as the word “Shuo” in an incomplete book of Lun Heng ( Discourses Weighed in the Balance ) of the Song Dynasty, and thus attacked the viewpoint of his predecessors. This paper points out the word Zhuo（酌）to be mistaken. The exegetics of Sun Ji is untenable. The theory of magnetic south-pointer is even not shaken at all. |
