将导电涂膜应用于混凝土试块的抗压试验,结果发现导电涂膜在快速加、卸载条件下对混凝土微裂缝的出现及扩展相当敏感。
The conductive coat has been applied on concrete test blocks during the compression test, the data shows that the conductive coat is rather sensitive to formation and extension of tiny cracks.
实验表明,水泥试块在水灰比为0.38 ~ 0.62时,水泥试块的声阻抗与抗压强度间呈非线性关系。
It was found that a nonlinear relationship existed between the two physical parameters, when water and cement ratio was 0.38 ~ 0.62.
返浆试块的抗压强度约为取芯试块的60%。
The compressive strength is of returning fluid sample blocks is about 60% of coring blocks.
返浆试块的抗压强度约为取芯试块的60%。
The compressive strength is of returning fluid sample blocks is about 60% of coring blocks.
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