A.rudder keysB.rudder palmsC.lifting flangesD.shoes of ……

单项选择题The grip of a joint represents the（）.

A.thickness of the connected members
B.diameter of the head
C.entire length of the rivet
D.diameter of the shank

单项选择题The fluke angle of an anchor system is the angle between the（）.

A.flukes and the shank
B.shank and the sea bottom
C.mooring line and the sea bottom
D.flukes and the shackle

单项选择题The fitting that allows a boom to move freely both vertically and laterally is called the （）.

A.swivel
B.lizard
C.spider band
D.gooseneck

单项选择题The crude oil washing installation and associated equipment and arrangements shall（）with the requirements established by the Administration.

A.comply
B.supply
C.provide
D.deny

单项选择题The coastline between Point Judith and Watch Hill is（）.

A.steep with rocky bluffs
B.sandy and broken by rocky points
C.low and marshy
D.heavily forested