Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Xin Mo Li"'
Publikováno v:
Advanced Materials Research. :633-637
A new type of variable structure motorcycle helmet is proposed in this paper, in which that the helmet’s chin-guard can be transformed between the full-helmet status and the half-helmet status as needed. The helmet creatively adopts double movement
Publikováno v:
Advanced Materials Research. :2063-2068
A new type of stationary blade rotary compressor is developed to overcome the rolling piston compressor’s weaknesses such as severe leaking loss and friction waste. The new compressor has unique sealing structures and friction-reducing techniques,