About KOFU KENJI
About OCHI MITSUAKI
About TAKEI MASAHIRO
About HIRAI YASUHIRO
About 粉体工学会誌
About ultrasonic application
About ultrasonic irradiation
About solid particle
About Friction
About reduction
About physical property
About porosity (ratio)
About particle size (diameter)
About morphology (form)
About bulk density
About vibrating plate
About acoustic impedance
About transmissivity
About amplitude
About floating
About bulk density
About morphology
About decrease
About transmission coefficient
About Powder technology
About 超音波
About 粒子群
About 摩擦低減
About 粒子物