cemented carbide composite roll collar

Composite Roll Ring

hard alloy composite roll

high speed steel composite roll

built up composite sleeved roll

Centrifugal Composite Casting Roll

Composite CC Roll

composite hard alloy roll collar

Carbon nanotube-titaniumdioxide composite(CNT-TiO2 composite)

composite foundation of composite piles

bight-speed roll-on roll-off ships

container roll-in-and-roll-out platform(CROP)

large area roll-to-roll nanoimprint lithography

motor roll-in-roll-off ship

roll bending roll

roll in-roll-out

Roll my log and I’ll roll yours

roll-on and roll-off

Roll-on roll-off (Ro-ro)