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單項選擇題

A common means of connecting shots of anchor chain in the field is to use a（）.

A.sprocket
B.Kenter link
C.swivel
D.end shackle

單項選擇題

A chain stripper is used to（）.

A.prevent chain from clinging to the wildcat
B.clean the marine debris from the chain
C.flake chain from a boat's chain locker
D.clean chain prior to an x-ray inspection