horizontal roll convection
horizontal snapping rolls
Type of the snapping roll
horizontal directional drilling horizontal directional drilling technology
horizontal well with long horizontal section
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 my log and I’ll roll yours
Roll-on roll-off (Ro-ro)
roll-on roll-off function