Opening book details…
About this nonfiction
宝玉石鉴定系统 by 孙本龙 is a nonfiction available to read on EtoBox.
It is typically read by self-directed learners exploring a subject in depth.
Common subject areas: history, science, philosophy, social sciences.
- Author
- 孙本龙
- Publisher
- 长春地质学院
- Published
- 1996
- Language
- ZH
- Category
- nonfiction