The period at high or low tide during which there is no change in the height of the water is called the ______.A.range of the tideB.plane of the tideC.stand of the tideD.reversing of the tide
The period at high or low tide during which there is no change in the height of the water is called the ______.
A.range of the tide
B.plane of the tide
C.stand of the tide
D.reversing of the tide
相关考题：
The distance between the surface of the water and the tidal datum is the______．A.height of tideB.charted depthC.actual water depthD.range of tide
Conditions for crossing a rough bar are usually best at ______.A.low water slackB.high water slackC.high water ebbD.high water flood
The height of a light is measured from which reference plane?A.Mean low waterB.Mean high waterC.Average water levelD.Geographical sea level
The height of tide is the ______.A.depth of water at a specific time due to tidal effectB.difference between the depth of the water and the area's tidal datumC.difference between the depth of the water and the high water tidal levelD.difference between the depth of the water at high tide and the depth of the water at low tide
The meaning of ebb tide is that ______.A.tide is falling from high water to low waterB.tide is rising from low water to high waterC.tide is reaching to a highest levelD.tide is reaching to a lowest level
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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单选题A swift current occurring in a narrow passage connecting two large bodies of water，which is produced by the continuously changing difference in height of tide at the two ends of the passage，is called a（）.Ahydraulic currentBrectilinear currentCrotary currentDharmonic current
单选题A swift current occurring in a narrow passage connecting two large bodies of water which is produced by the continuously changing difference in height of tide at the two ends of the passage is called a(n)（）.Ahydraulic currentBrectilinear currentCrotary currentDharmonic current
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单选题The height of tide is the （）.Adepth of water at a specific time due to tidal effectBdifference between the depth of the water and the area's tidal datumCdifference between the depth of the water and the high water tidal levelDdifference between the depth of the water at high tide and the depth of the water at low tide
单选题The difference between the heights of low and high tide is the（）.AperiodBrangeCdistanceDdepth
单选题The average height of the surface of the sea for all stages of the tide over a 19 year period is called（）.Amean high waterBmean low waterChalf-tide levelDmean sea level
单选题The soundings on the chart are based on the depth of water available at （）.Amean low waterBmean lower low waterCmean high waterDmean high water springs
单选题A tide is called diurnal when（）.Aonly one high and one low water occur during a lunar dayBthe high tide is higher and the low tide is lower than usualCthe high tide and low tide are exactly six hours apartDtwo high tides occur during a lunar day
单选题The tide（）.It’s 2 hours before low water，and（）your present position you will be aground at low water.Afalls／inBhas been falling／onChas fallen／atDis falling／in
单选题The meaning of ebb tide is that （）.Atide is falling from high water to low waterBtide is rising from low water to high waterCtide is reaching to a highest levelDtide is reaching to a lowest level
单选题The period at high or low tide during which there is no change in the height of the water is called the （）.Arange of the tideBplane of the tideCstand of the tideDreversing of the tide
单选题Charted depth is the（）.Avertical distance from the tidal datum to the ocean bottom plus the height of the tideBvertical distance from the tidal datum to the ocean bottomCaverage height of water over a specified period of timeDaverage height of all low waters at a place
单选题Charted depth is the （）.Avertical distance from the chart sounding datum to the ocean bottom，plus the height of tideBvertical distance from the chart sounding datum to the ocean bottomCaverage height of water over a specified period of timeDaverage height of all low waters at a place