grindstone〔名词〕砥石,磨石,砂轮详细»
grindstone〔名词〕磨石详细»
grindstone〔名词〕磨石详细»
grindstone磨石砂轮，磨轮详细»
砂轮机grinder;grinding machine详细»
砂轮机emery wheel machine;grinder详细»
砂轮机abrasive machine;disc sander;disk sander;emery wheel;rotary sander详细»
砂轮机abrasive machine;cutter sharpener;emery stand;emery wheel machine;snag grinder;snag grinding machine;snagging grinder详细»