ISO 331:1983废止
Coal; determination of moisture in the analysis sample; direct gravimetric method
出版：International Organization for Standardization
专家解读视频
2ED 1983
UNE 32002:1995 - Identical
BS 1016-3:1973 - Similar
NFM 03 037:1990 - Similar
BS 1016-104.1:1991 - Similar
UNI 7340:1974 - Equivalent
NEN ISO 331:1983 - Identical
KS E ISO 331:2002 - Identical
UNE 32002 : 1995 - Identical
BS 1016-3(1973) : 1973 - Similar to
NFM 03 037 : 1990 XP - Similar to
NEN ISO 331 : 1983 - Identical
NEN ISO 331 : 1983 - Identical
NFM 03 037 : 1990 XP - Similar to
BS 1016-3(1973) : 1973 - Similar to
UNE 32002 : 1995 - Identical
