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Chart depth is the ______.
A.vertical distance from the chart sounding datum to the ocean bottom, plus the height of tide
B.vertical distance from the chart sounding 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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更多 “ Chart 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 ” 相关考题
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