词汇	spy into sth
释义	spy into sth. 侦察某事
随便看	core-drilling core-drilling and pullstripping core-drilling and pull-stripping core drilling equipment core-drilling exploration core-drilling inspection core drilling machine core-drilling machine core drilling method core-drilling method core drilling outfit core drilling rig core drilling rig, coring rig, exploratory rig Core drilling with long core barrel core drill machine core-drill machine core-drill method core drill nachine core drills Core drills-Technical requirements Core drills with parallel shanks core drill with parallel shank core drill with taper shank core-dril method core driver