Mean high water is the average height of ______.
A.the higher high waters
B.the lower high waters
C.the lower of the two daily tides
D.all high waters
第1题:
听力原文:M: Some credit cards are called gold cards because they offer higher credit limits and lower interest rates.
W: But the card holders should pay a significant annual fee, perhaps as high as £ 50.
Q: What is the disadvantage for gold cards holders?
(16)
A.High credit limits
B.High annual fee.
C.Low interest rates.
D.Monthly statements.
第2题:
A.High-speed parallel connections
B.Lower voltage
C.Lower volume stripes
D.Higher bandwidth
第3题:
The height of a light is measured from which reference plane?
A.Mean low water
B.Mean high water
C.Average water level
D.Geographical sea level
第4题:
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
第5题:
Contour elevations on this chart refer to heights in feet above mean ______.
A.lower low water
B.high water
C.low water
D.sea level
第6题:
Mean low water is the average height of ______.
A.the surface of the sea
B.high waters and low waters
C.all low waters
D.the lower of the two daily low tides
第7题:
SATA相比较与ATA优势有哪些?()
第8题:
Mean low water
Mean high water
Average water level
Geographical sea level
第9题:
in
on
by
with
第10题:
only one high and one low water occur during a lunar day
the high tide is higher and the low tide is lower than usual
the high tide and low tide are exactly six hours apart
two high tides occur during a lunar day
第11题:
in an area of high density the water's surface is lower than in an area of low density
surface water flows from an area of high density to one of low density
the lesser the density gradient the freer the water is to move
it is the density differences that cause the currents to stay in the troughs
第12题:
The higher high waters
The lower high waters
The lower of the two daily tides
All high waters
第13题:
The annual change in______is -0.2 degree east in this water area.
A.mean high water
B.marine insurance
C.magnetic variation
D.maritime accident
第14题:
Conditions for crossing a rough bar are usually best at ______.
A.low water slack
B.high water slack
C.high water ebb
D.high water flood
第15题:
The height of tide is the ______.
A.depth of water at a specific time due to tidal effect
B.difference between the depth of the water and the area's tidal datum
C.difference between the depth of the water and the high water tidal level
D.difference between the depth of the water at high tide and the depth of the water at low tide
第16题:
The soundings on the chart are based on the depth of water available at ______.
A.mean low water
B.mean lower low water
C.mean high water
D.mean high water springs
第17题:
The annual change in ______ is 0.2 degree.
A.Magnetic Variation
B.Marine Insurance
C.Maritime Accident
D.Mean High Water Spring
第18题:
The average height of the surface of the sea for all stages of the tide over a 19 year period is called ______.
A.mean high water
B.mean low water
C.half-tide level
D.mean sea level
第19题:
apogean tide
double high water
perigean tide
bore
第20题:
depth of water at a specific time due to tidal effect
difference between the depth of the water and the area's tidal datum
difference between the depth of the water and the high water tidal level
difference between the depth of the water at high tide and the depth of the water at low tide
第21题:
mean low water
mean lower low water
mean high water
mean high water springs
第22题:
the surface of the sea
high waters and low waters
all low waters
the lower of the two daily low tides
第23题:
range of the tide
plane of the tide
stand of the tide
reversing of the tide