单选题In determining the scope of anchor line to pay out when anchoring a small boat，one must consider the（）.Acharted depth of water onlyBdepth of water，including tidal differencesCtime and date of anchoringDtype of anchor being used
单选题
In determining the scope of anchor line to pay out when anchoring a small boat，one must consider the（）.
A
charted depth of water only
B
depth of water，including tidal differences
C
time and date of anchoring
D
type of anchor being used
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收紧尾缆 。（）A、Take in stern line .B、Pay out stern line .C、Heave in stern line .D、Take in the slack on stern line .
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单选题The machinery associated with heaving in and running out anchor chain is the（）.AwinchBwindlassCdraw worksDdynamic pay out system
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