问题
单项选择题
A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a（）.
A.riding pawl
B.buckler
C.devil's claw
D.locking ring
答案
参考答案：C
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A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a（）.
A.riding pawl
B.buckler
C.devil's claw
D.locking ring
参考答案：C