The length of chain between the anchor and the end of the pendant line is called the().
A、pigtail chain
B、thrash chain
C、crown chain
D、wear chain
A、pigtail chain
B、thrash chain
C、crown chain
D、wear chain
A、amount of chain lying along the bottom increases B、length of the catenary is reduced C、mooring line tension is increased D、amount of chain lying along the bottom decreases
A、amount of chain lying along the bottom increases B、length of the catenary is reduced C、mooring line tension is increased D、amount of chain lying along the bottom decreases
A、two chains of equal length B、a single nylon pendant rove through a heavy ring free to move on the pendant C、two long legs of wire rope shackled to a fishplate D、a single length of heavy chain with both ends secured on deck to welded pad eyes
A、3 times the depth of water B、6 times the depth of water C、10 times the depth of water D、15 times the depth of water
A、The amount of take-up is limited by the length of the turnbuckle B、At the grab (pear) link,the slack end of chain should be led back and secured to the chain above the link C、The lashings should be inspected each day and any slack taken up D、The turnbuckle should be secured with a stick or lock nuts
A、five to seven times the depth of water B、seven to ten times the depth of water C、twice the depth of water D、twice the depth of water plus the range of tide
A、A.ability of the anchors to hold in a seabed B、B.anchor chain catenary length C、C.variability of the fairlead D、D.angle of the flukes
A、parallel to the longitudinal direction of the chain B、perpendicular to the direction of the anchor chain C、diagonally across the link of the anchor chain D、around the circumference of the chain link