Violent earthquake waves will be produced when an underground spherically packed explosive is blasted, and their propagation mode is affected by many factors.
地下球形药包爆轰后将产生很强的地震波，其传播受到多种因素的影响。
Violent earthquake waves will be produced when an underground spherically packed explosive is blasted, and their propagation mode is affected by many factors.
地下球形药包爆轰后将产生很强的地震波，其传播受到多种因素的影响。
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