downhaul

n.

收帆索，落帆索；

Sailboard outhaul and downhaul tensioning mechanism
Security analysis for the downhaul cable of submarine rescue chamber during mating process
BOATS AND OTHER DEVICES DRIVEN BY A SAIL
Camber control sail system
WIRELINING IN ONE-ATMOSPHERE CHAMBERS
Remotely activated masthead sheave lubricator apparatus and method
STOWABLE SEMI-RIGID WING SAIL SYSTEM
Lug Nuts
GO FIND YOUR BEST BUY
Adventure - Chapter XV - A DISCOURSE ON MANNERS