Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Usual dissposable cups pour water momentum wreckling .like this.
Now.open several ports in the bottom of the cup. gently pressed around there will be a few supporting surface to prevent cup dumping.
East china jiao tong university
Nanchang city, China
East china jiaotong university
nanchang jiangxi, China
Junbin Liu Wenyu Hu Yuecen Han Shuai Zhang