About SAKUMICHI NAOYUKI
About OKUMURA KO
About 日本ゴム協会研究発表講演会講演要旨
About Rubber
About crack propagation
About acceleration (velocity)
About tear test
About mathematical model
About toughness
About shear rate
About viscoelasticity
About crack growth rate
About mechanical property
About crack growth rate
About Rubbers
About ゴム
About 亀裂進展
About ジャンプ