改性沥青桥梁伸缩缝在寒区应用时，由于低温作用普遍开裂，而且填缝料和梁端连接处普遍存在界面裂缝。
Most modified asphalt bridge expansion joints fend to have existed cracks because of low temperature, when they applied in cold area.
改性沥青桥梁伸缩缝在寒区应用时，由于低温作用普遍开裂，而且填缝料和梁端连接处普遍存在界面裂缝。
Most modified asphalt bridge expansion joints fend to have existed cracks because of low temperature, when they applied in cold area.
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