DIN EN ISO 8990 (1996-09)现行
Thermal insulation - Determination of steady-state thermal transmission properties using the calibrated and guarded hot boxes (ISO 8990:1994)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
UNE EN ISO 8990:1997 - Identical
SS EN ISO 8990 Ed. 1 (1996) - Identical
ISO 8990:1994 - Identical
NS EN ISO 8990 Ed. 1 (1997) - Identical
NF EN ISO 8990:1996 - Identical
UNI EN ISO 8990:1999 - Identical
I.S. EN ISO 8990:1997 - Identical
NBN EN ISO 8990:1996 - Identical
ONORM EN ISO 8990:1996 - Identical
BS EN ISO 8990:1996 - Identical
NEN EN ISO 8990:1997 - Identical
SN EN ISO 8990:1996 - Identical
