求翻译：热固性酚醛塑料的物理法再生实验的研究结果表明，在机械力作用下发生物理分解过程，基于分子链断裂机理，恢复热塑性成型性能。对影响粉碎及再生效果的重要工艺参数的分析证明，转速、时间和进料粒度对再生效果的影响显著顺序为转速 >时间 >入料粒度 。是什么意思？

Thermosetting Bakelite law of the physical regeneration experiment results show that, in the physical decomposition process occurs under the action of mechanical force, to restore the thermoplastic molding performance based on the mechanism of the molecular strand breaks. Analysis of the impact crus

thermosetting phenolic plastic of the physical act of regeneration experiment results of the study showed that mechanical forces in the event of physical process, based on molecular chain is broken, recovery thermoplastic molding performance. The impact of the crush and regeneration effects importan

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Physical method of thermosetting phenol resin regeneration experimental research results show that physical decomposition process occurs in machinery, based on molecular mechanism of strand and recovery properties of thermoplastic molding. Effects on important process parameters of crushing and rege

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