When the power is shut off, the wire（）<br>A:becomes slack<br>B:can not be paid out unless the brake is overhauled or recover wire unless manually operated<br>C:will be let out because the brake is out of work<br>D:may be pay out due to no power

When the power is shut off, the wire（）
A:becomes slack
B:can not be paid out unless the brake is overhauled or recover wire unless manually operated
C:will be let out because the brake is out of work
D:may be pay out due to no power

出自：海船船员证

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