Collagen(Col)/chitosan(CS)nanofibrous membrane has great potential to be used as wound dressing.However,current Col/CS nanofibrous membrane produced from electr
The transmission characteristics of gear drive can be improved with the use of novel tooth profiles.A theoretical study on tooth profile of the hypocycloid pinw
Acupoint catgut embedding therapy(ACET),filling the gaps of traditional Chinese medicine acupuncture treatment,has been widely used for the treatment of many di