2024-03-29T13:54:12Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/407082019-03-18T09:46:11Zhdl_2115_40262hdl_2115_40231hdl_2115_139超音波速度並びに吸収の測定とその応用Measurement of Ultrasonic Velocity and AbsorptionMeasurement and Application of Ultrasonic Velocity and Absorption池田, 郁雄500北海道大学Departmental Bulletin Paperapplication/pdfhttp://hdl.handle.net/2115/40708https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/40708/1/31_1-94.pdf0385-602XAN00230223北海道大學工學部研究報告311931962-10-30jpnpublisher