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单选题
Charted depth is the（）.
A
vertical distance from the tidal datum to the ocean bottom plus the height of the tide
B
vertical distance from the tidal datum to the ocean bottom
C
average height of water over a specified period of time
D
average height of all low waters at a place
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考题
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five to seven times the depth of waterB
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byC
onD
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The buoy should be considered to always be in the charted locationB
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考题
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考题
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考题
单选题Which statement is FALSE concerning the interleave depth value？（）A
A higher interleave depth provides more protection from burst of noise on the HFC networkB
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Lower interleave depth cause some packet loss on typical HFC networksD
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考题
单选题To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.A
the actual depthB
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divided by the charted depth
考题
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6 times the depth of waterC
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考题
单选题Charted depth is the （）.A
vertical distance from the chart sounding datum to the ocean bottom，plus the height of tideB
vertical distance from the chart sounding datum to the ocean bottomC
average height of water over a specified period of timeD
average height of all low waters at a place
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actual depth of waterB
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Four times the depth of waterB
Two and one-half times the depth of waterC
Five to seven times the depth of waterD
Fifteen times the depth of water
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