@article{oai:mie-u.repo.nii.ac.jp:00003108, author = {佐藤, 清 and Sato, Kiyoshi and 藤山, 秀公 and Fujiyama, Shuko and 山本, 尚登 and Yamamoto, Hisato}, journal = {三重大学教育学部研究紀要. 自然科学}, month = {Mar}, note = {application/pdf, The influences of crack length and loading rate on fracture toughness were studied experimentally at room temperature for wood. The results obtained are summarized as follows: (1) Fracture toughness was slightly dependent on the loading rate in RL specimen. (2) Fracture toughness decreased with increasing a/W (crack length).}, pages = {105--108}, title = {木材の破壊靭性 : き裂長さおよび負荷速度の影響}, volume = {48}, year = {1997} }