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Digital博士論文
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- Summary, etc....ization of the soft duct was studied by......ization of the soft duct. As a result o...... constitutes a soft duct and the relati...... constitutes a soft duct to the wavelen......ization of the soft duct, the new shape......adbanding of a soft duct unit are possi......cquired when a soft duct is arranged to......ontrol using a soft duct is very effective.
- Subject Heading音響 sound 騒音 noise ダクト duct 消音器 silencer ソフトダクト soft duct