ASTM C943-24 在实验室内测定预置集料混凝土的密度和强度试验用圆柱体和棱柱体的制作
ASTM C943-2024 Standard Practice for Making Test Cylinders and Prisms for Determining Strength and Density of Preplaced-Aggregate Concrete in the Laboratory C944-99 用旋转切割机法对混凝土和砂浆表面耐磨性的试验
方法
Standard Test Method for Abrasion Resistance of在实验室内测定预置集料混凝土的密度和强度试验用圆柱体和棱柱体的制作
2024-09-03
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