In short, the quality requirements of lines of imitation marble finish, fine stone, beautiful color, edge neat, the surface may not have hiddeninjury, weathering and corrosion.
In this paper, the process and cause of an injury accident of bridge crane is introduced, the hidden trouble existing in the equipments and the unavoidable management is given.
本文介绍了一起桥式起重机伤亡事故的经过、发生事故的原因，认为是设备存在严重隐患和管理不完善。
3
Children are the future of society, their injury is undoubtedly lay hidden dangers for the future.