论文部分内容阅读
混凝土由于冻融的原因,表面会造成剥落或脱层。一般情况下,剥落层是由局部引起并扩展的。轻度的剥落不会影响到混凝土中的粗骨料。而中等程度的剥落会将粗骨料暴露出来,并造成表面深度为1/8到3/8英寸的砂
Due to the freezing and thawing of concrete, the surface may cause spalling or delamination. In general, the exfoliation layer is caused and expanded locally. Mild flaking does not affect the coarse aggregate in the concrete. Moderate flaking will expose coarse aggregate and cause sand with a surface depth of 1/8 to 3/8 inch.