玉鉴
玉鉴-
《四元玉鉴》卷首三图的代数意义
A study on significance of algebra in " three graphics " of the head for precious mirror of Si-Yuan Yu-Jian
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我们需要的是谦逊、涵养、有知识、有学问，真正能懂玉、鉴玉，能交给大众鉴定玉器本领的真正专家。
What we need is humility , virtue , knowledge , learning , and truly can understand jade , Kam-yu , may be reallocated to the general public the ability to identify real jade expert .