adj.八进法的；八韵脚的
The effect applied one Rind of method and two are tested respectively and the corresponding 1/3 octonal frequency spectrum are plotted. 对单独采用一种方法和二者联合使用的情况分别进行1/3倍频程频谱测试,并将各自结果与原来结构对比,作出主要测点噪声谱值图。
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Octon Octamylaminum
