A simple water treatment device is developed to make the handpiece of the dental multipurpose therapy unitfree of being dirtied and jammed.
一种简易净水装置,解决没有配备滤水装置的牙科综合治疗机经常出现的手机脏堵问题。
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What makes TDD so effective is the automation of your programmer (unit) tests, and the great news is that the only tools you need are available for free on the Internet.