钻杆接头的各种纵向开裂属于低应力脆性断裂。
Longitudinal crack of drill pipe box joint is brittle fracture at low stress.
本文从设计、施工、材料等方面论述了预制楼板板缝纵向开裂产生原因及防治措施。
This paper states the causes and prevention measure of longitudinal crazing of joints of pre - cast floor slab from the aspects of design, construction and material.
结合监理工作中的实践，对高填方路段路面纵向开裂的成因进行了分析，提出了预防措施。
Combining with the experience of supervising, the paper analyses the reasons of the longitudinal craze of surface with high filling and puts forward the precautionary measures.
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