糊辊表面网纹压花、电镀硬铬
   Starch roll surface cross hatch embossing， galvanized hard chrome．

   切糊辊表面研磨，电镀硬铬
   Starch cuHing roll surface grinding． galva- nized hard chrome．

   厌纸辊之升降以气压控制
   The lifting of paper press roll is comtrolled by air pressure。