What is meant by the term two-blocked（）.<br>A:The bottom block touches the top block<br>B:The line has jumped the sheaves<br>C:There are turns in the fall<br>D:You have two blocks

What is meant by the term two-blocked（）.
A:The bottom block touches the top block
B:The line has jumped the sheaves
C:There are turns in the fall
D:You have two blocks

出自：海船船员证

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