Combined with the characteristics of engineering blasting technology,the laser initiation system was rede-fined.Then the key technologies in terms of the structure design and manufacture of laser detonator,selection and manufac-turing technology of chemicals,laser,optical transmission network,system connect and detecting method were discussed in detail.Combining laser blasting technology with industrial engineering blasting in the current laser initiation technology used in engineering blasting are practical and feasible from the aspects of technology and cost,and are worth of raising the safety technology level of the whole blasting technology in engineering blasting in the future.%文章结合工程爆破技术的特点，首先对激光起爆系统进行了重新划分，然后着重讨论了激光雷管结构设计制造、药剂选择及制造工艺、激光器、光能传输网络及系统连接与检测方式等关键技术。在当前的激光起爆技术水平下结合我国民用工程爆破特点，激光起爆技术运用在工程爆破领域，从技术和成本方面均具有实用性和可行性，并值得在未来的工程爆破中提升整个爆破技术的安全技术水平。
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