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从烟机叶片受力及烟气温度对叶片强度的影响两个方面分析了叶片断裂的原因， 目的是保证烟机能处在长期、高效、安全的状态下运行
The causes of the blade breakage are analyzed from the aspects of the force of the tobacco leaves and the influence of the flue gas temperature on the strength of the leaves. The purpose is to ensure that the smoke machine can run under long-term, high-efficiency and safe conditions