FUKUI Katsunori
,
OKUBO Seisuke
,
KOIZUMI Masahiro
,
SHIODA Atsushi
,
MATSUDA Toshio
,
FUKUDA Shuji
A force-penetration relationship is considered to be closely related to the deformation and fracture mechanism at the bit-rock interface. In this study, a testing machine in which a piston, a rod or a …
J-STAGE
References (13)