Tooth claw type separators replacementtooth claw, should first disc pull out.
齿爪式磁选机更换齿爪时,应先将圆盘拉出。
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Japanese bio engineers have succeeded in growing a tooth from cells implanted into a mouse kidney, using a technique that could create replacement organs faster than previously tested methods.
In this paper, we discuss the advantages and disadvantages of these methods and factors that must be considered when choosing between them for the replacement of a single tooth.