Before all against smoke stair hall and the fire lift, the room supposes the positive pressure blast system.

所有防烟楼梯间及消防电梯前室均设正压送风系统。

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It was proved via statistic data that water pressure blast was significantly environment friendly and energy saving, and was of important value of popularization.

本文以客观数据证明了水压爆破具有显著的节能环保作用，进一步说明推广此工艺的必要性和重要性。

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A nuclear blast is an explosion with intense light and heat, a damaging pressure wave, and widespread radioactive material that can contaminate the air, water, and ground surfaces for miles around.

核爆炸会释放出高能量的光和热，破坏力巨大的压力波，而且四处飘散的放射性物质会污染数周围英里内的空气，水，和地表。

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Maulana Fazlullah in a speech last night on his FM channel said that a recent attack on a police station in Mingora (the largest town in the Swat valley) was akin to a pressure cooker blast.

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Often, when models for buildings are developed, material resistance to blast pressure and fire are unknown, as is the lifetime of materials, microstructure and stresses.

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The pressure cooker concentrates the blast, magnifying the effect of relatively weak explosives.

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