ISO 1839 : 1980(R2018)现行
TEA - SAMPLING
出版：International Organization for Standardization
专家解读视频
This International Standard specifies methods for the sampling of tea.
NFV 03 340 : 1981 - Identical
BIS IS 3611 : 2000(R2000) - Identical
GOST R ISO 1839 : 2011 - Identical
PN ISO 1839 : 1996 - Identical
NFV 03 340 : 1981 - Identical
BIS IS 3611 : 2000(R2000) - Identical
GOST R ISO 1839 : 2011 - Identical
PN ISO 1839 : 1996 - Identical
