Researchers created a mathematical model analyzing combustion waves — from slow flames to supersonic detonation. It yields accurate solutions and explains the transition from deflagration to detonation. The work paves the way for safer engines and improved protection against industrial explosions.

· · 来源:class资讯

He could start earning about $42,000 in his first year while taking classes just two nights a week at his local IBEW chapter in Newport News, Va. By the time he graduates as a journeyman this summer, he expects to make around $71,000—and, as he puts it, spend his days in a job that feels like he’s playing with “adult Legos.”

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Варвара Кошечкина (редактор отдела оперативной информации)

Don’t cave to rising tech prices.

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