船用惯性导航系统(INS)在动态对准过程中，存在对准时间和对准精度之间的矛盾，如何进行折衷设计是动态对准过程中的一项关键技术。
During dynamic alignment of INS, there is a contradictory between precision and stable time, how to carry on the compromise design is a key technology in the dynamic alignment process.
油井爆生气体对岩石劈裂作用过程，是裂缝面对动态荷载响应并使其发生动态扩展的过程。
During fracture propagation driven by detonation gas in oil well, dynamic response of crack surface under the gas pressure results in fast fracturing.
发电机失磁后的动态过程是比较复杂的机电过程，发电机组各个环节的结构和参数都将影响它的动态过程。
The electromechanical process of generator field loss is complicated and its dynamic process is affected by the structures and parameters of every component in the generation system.
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