The police spent a long time smashing the Windows of the bus, whereas explosive charges (known as frame charges) would have knocked in Windows and doors instantly.
警方花了很长时间打碎旅游车窗户，而爆破炸药(俗称为框架炸药)可瞬间将车窗和车门炸开。
The frame photograph of explosive samples under drop hammer test have a furcate structure, in which the fractal dimension of the explosive is related to its impact sensitivity.
炸药样品在落锤撞击下，其分幅图像具有分形结构，同时，它的分形维数与炸药感度有关。
The frame photograph of explosive samples under drop hammer test have a furcate structure, in which the fractal dimension of the explosive is related to its impact sensitivity.
炸药样品在落锤撞击下，其分幅图像具有分形结构，同时，它的分形维数与炸药感度有关。
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