最后，讨论了计算公式的物理含义和简化条件。
Finally, the physical meaning and the simplified condition of the formula were discussed.
探讨了确定轮胎全部材料热生成率的简化条件。
The simplified conditions under which the heat build up of all tire materials was determined were investigated.
单一多孔层的隔声的一般特性与简化条件的理论一致。
The general behaviour of sound insulation of a single porous layer is shown in accordance with the theory for simplified conditions.
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