This paper presents a fracture mechanics model of smooth blasting and pre-split blasting, analyzes the function of stress waves and quasi-static pressure of explosion in blasting process.

本文提出了光面爆破和预裂爆破的断裂力学模型，分析了应力波、爆生气体准静态压力在爆破破裂过程中的作用。

youdao

The meltwater from the glacier on top of the volcano ran down into the crater, chilling the magma and then the pressure from underneath caused an explosion.

火山顶部的冰川融水流进了火山口，冷却了岩浆，随后来自底部的压力造成了爆炸。

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The pressure increase out of control was at the bottom of the explosion.

失往控制的气压增长是这一爆炸的根本原因。

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At 8:20 p.m. on the day of the explosion the pressure data suggest there was a constant flow of sea water being pumped into the drill pipe that was displacing the heavier mud system which was the primary pressure control for the well.

WSJ: The Oil Disaster Is About Human, Not System, Failure

Officials said a circuit board and battery pack - parts of a triggering mechanism - had been recovered and the lid of a pressure cooker, apparently blown off during the explosion, was found on the roof of a nearby building.

BBC: Boston Marathon 'bombing suspect' seen on video

The explosion of federal debt has increased pressure on politicians to decide which functions of government are indispensable and which should be dialed back.

WSJ: Ryan Selection Sets Off Debate on Government