看过厂家视频,不大信。除非有人现身说法能清除牙垢。因为牙垢用刀刮都不易清除,医生是磨掉的吧?你如果是3000psi的高压水我信,但那就是刀切了。
看过厂家视频,不大信。除非有人现身说法能清除牙垢。因为牙垢用刀刮都不易清除,医生是磨掉的吧?你如果是3000psi的高压水我信,但那就是刀切了。
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