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This tooth cup can remove down the bottom,can be easily cleaned the bottom of the scale-bacteria
Wuhan University of Technology
Wuhan, China
Wuhan University of Technology
Wuhan, China
Wuhan University of Technology
Wuhan, China
Wuhan University of Technology
Wuhan, China
Wuhan University of Technology
Wuhan, China
Wuhan University of Technology
Wuhan, China
Hao Fu
Zhengpan Li
Xialu Huang
Jian Xiong