钻井机 凿井岩机

trepan  detail>>

凿井岩机

trepan  detail>>

凿井机

miser sinking machine well borer well digger well-rig  detail>>

钻井机

drill rig drilling rig well-rig miser shaft drill jumbo trepan well drill&n...  detail>>

多钻凿井机

multiple drill shaft sinker multiple-drill shaft sinker  detail>>

缆式凿井机

cable tool drill rig  detail>>

缆索凿井机

cable rig  detail>>

钻井岩屑

drill cuttings drilling chip drilling cuttings  detail>>

钻井岩样

drill sample  detail>>

打水井机凿岩钻头

rock bit for water well drilling rig  detail>>

喷射式凿井机

spray rig  detail>>

钻井工；钻井机器

well borer  detail>>

井钻, 钻井机

well drill  detail>>

气锤钻井机

air-hammer drill rig rig  detail>>

石油钻井机

oil rig  detail>>

竖井钻井机

shaft drilling machine  detail>>

旋转钻井机

rotary drilling machine rotary rig  detail>>

钻井法凿井

sinking by boring  detail>>