ship screw propeller shaft
screw shaft 10000tons-150000tons ship use screw shaft
above picture show the super grinding machine do the grinding for the intermediate shaft
10000tons-150000tons ship use screw shaft
ship screw propeller shaft
screw shaft 10000tons-150000tons ship use screw shaft
above picture show the super grinding machine do the grinding for the intermediate shaft
10000tons-150000tons ship use screw shaft
ship screw propeller shaft