URL：https://i2.wp.com/monozukuri.sqcd-aid.com/wp-content/uploads/2020/03/Transgranular-fracture.jpg?w=714&ssl=1
掲載元：https://monozukuri.sqcd-aid.com/日本の国でものづくり、ひとづくりを行いましょ/index-of-application/fracture-surface-of-metal/1-2-classification-of-destruction/
