消音器における吸音物の効果 : 第1部 空洞部壁面の高音に対する吸音効果
1959 年 15 巻 4 号 p. 239-243
詳細
1959 年 15 巻 4 号 p. 239-243
Theoretical formula is induced, in this paper, to express what effect is obtainable when the inner wall of a muffler is made absorptive. And an experiment is carried on to examine the theory induced here. The muffler with absorptive wall designed by one of the authors is shown in the last.
