GB/T 31432-2015

Active

Dushan Yu—Denomination and lassification

独山玉 命名与分类

Standard Type
GBT
ICS
39.060
CCS
D59
Status
现行
Issue Date
2015-05-15
Implementation
2015-06-01
Responsible Dept
自然资源部（国土）
Drafting Unit
N/A