ISO 4848:1980被替代
Concrete; Determination of air content of freshly mixed concrete; Pressure method
出版：International Organization for Standardization
专家解读视频
1ED 1980
JIS A 1128:2005 - Identical
DIN EN 12395 (1996-07) - Similar
BS 1881-106:1983 - Equivalent
NS 3659 : 1ED 1987 - Identical
NFP 18 353 : 1985 - Similar to
DIN EN 12395 : DRAFT 1996 - Similar to
NS 3659 : 1ED 1987 - Identical
NFP 18 353 : 1985 - Similar to
NS 3659 Ed. 1 (1987) - Identical
NFP 18 353:1985 - Similar
