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.
根据公式计算可得，α=0.0072973……，取倒数非常接近137。
，这一点在WPS官方版本下载中也有详细论述
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For urgent, non-life-threatening issues, the advice is to use the NHS 111 website or to call the helpline. GP surgeries will be open as normal.