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日本最近制成一种超声波研磨机,可用于窄小部位与复杂形状物品的加工,它采用放电加工方法去除硬化层,可用于去除飞边及陶器、玻璃,宝石等的研磨加工。
Japan recently produced an ultrasonic grinder for the processing of narrow parts and complex shapes. It uses a discharge machining method to remove the hardened layer and can be used for grinding to remove burrs and pottery, glass, gems and the like.