骨料 - 使用摩擦摆测量表面粗糙度
Aggregates - Measurement of the surface roughness with a friction pendulum
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Aggregates - Measurement of the surface roughness with a friction pendulum
Aggregates - Determination of surface texture by the friction pendulum
Aggregates — Measurement of the coefficient of accelerated polishing of fine gravels
Aggregates — Determination of aggregates homogeneity (d ≥ 4 mm)
Aggregates - Determination of homogeneity of aggregates (d≥4mm)
Aggregates - Determination of average flakiness of chippings