现场修补 meaning in English

field patch

Through a lot inside experimentations and field restoring tests , the results shows this material possess the good performance of anti - cracking , anti - distortion , anti - fatigue and anti - milling , effectively extend the lifespan of the bridge deck pavement , and is suitable to rapidly restore the defect of the bridge pavement
通过大量室内试验和野外现场修补应用，表明该材料具有优良的抗裂、抗变形、抗疲劳和耐磨性能，能有效延长桥面铺装层的寿命，适用于薄层桥面铺装层损坏的快速处治。