This paper discussed the chief features and some design problems of this system with respect to practical examples of certain imported high precision tap automatic grinding machine.
本文利用某引进高精度丝锥自动磨床的应用实例，着重讨论此类系统的特点及设计中的一些问题。
The invention belongs to an automatic toothbrush of mouth or a tooth sanitation field, in particular to an automatic toothbrush driven by tap water.
本发明属于口腔或牙齿卫生领域的自动牙刷，尤其是涉及一种自来水驱动的自动牙刷。
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