用“driller”造句大全，driller造句
UniversalradialmovabledrillerHeisaskillfuldrillernow.Ihavebeenadrillerfortenyears.Themanwhooperatesabrakeisadriller.Themanoperatingbrakebarisourdriller.Thedrillerfilledthegrillwithsuperbfilm.Theutilit...
用“rock driller”造句大全，rock driller造句
Thefootoperatedbrakingmechanismofelectricallydrivenrockdrillerisusedmainlyinbrakingthewalkingmotorofelectricallydrivenrockdriller.StudyandapplicationofthedrillnoisecontrolinthepneumaticrockdrillerAdva...