Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
Easily-remove improved positive pole part by increasing the space between positive terminal and positive plate helps the battery to be removed easily.
Wuhan University of Technology
School of Art and Design
wuhan, China
Wuhan University of Technology
School of Art and Design
wuhan, China
Chang Hao，Han Bing，Fang Jiangcheng
