DIN EN 933-4 Berichtigung 1:2008 集料几何特性试验.第4部分:颗粒形状的测定.形状指数.技术勘误DIN EN 933-4-2008
Tests for geometrical properties of aggregates - Part 4: Determination of particle shape - Shape index; German version EN 933-4:2008, Corrigendum to DIN EN 933-4:2008-06