更多"[单选题] ______________ length of the "的相关试题:
[单选题]When we arrived here yesterday,their ship___for three days.
A.had left
B.had been away
C.has left the port
D.has sailed
[单选题] Ship to ship communications during SAR should be executed by _____.
A. VHF
B. MF
C. Satellite
D.VHF and MF
[单选题] What is ship's heading? ship's heading is the direction_______.
A.the vessel is pointing.
B.the vessel is traveling relative to land
C.the vessel is traveling relative to ground
D.the vessel is drifting
[单选题] __________ may be used ship-to-ship for SAR operations.
A. Channel 6
B. Channel 13
C. Channel 16
D. Channel 70
[单选题]The crankshaft deflection can not be measured with current meter,butonly.
A.altitude gauge
B.calipers
C.bridge gauge
D.ohm meter
[单选题] Why does distance always have to be measured from the nearest scale on a Mercator chart?
A. Because it is the most efficient way
B. Because it varies with the change of latitude
C. Because it varies with the change of longitude
D. Because it is the most straight line
[单选题] Freeboard is measured from the upper edge of the ______.
A. bulkwark
B. deck line
C. gunwale bar
D. sheer strake
[单选题] Distance along a track line is measured on a Mercator chart by using the ______.
A. latitude scale near the middle of the track line
B. longitude scale near the middle of the track line
C. latitude scale at the midlatitude of the chart
D. latitude or longitude scale at the middle of the scale
[单选题] The length of a wave is the length ______.
A. of the wave’s crest
B. of the wave’s trough
C. measured from crest to trough
D. measured from crest to crest
[单选题] At sea, speed is measured in knots. 1 knot equals ____________________.
A. 1 nautical mile per hour
B. 1 kilometer per hour
C. 1 nautical mile per minute
D 1 kilometer per minute
[单选题] ______ is the distance east or west measured in degrees, minutes and seconds of arc on the equator between the prime meridian and the meridian passing through the place.
A. Longitude
B. Latitude
C. Height
D. Bearing
[单选题] ______ is measured from the baseline to the summer load line at the midship section.
A. Extreme draft
B. Molded draft
C. Extreme depth
D. Molded depth
[单选题] ______ is measured at midship section and taken from inside the ship’s shell on one side to inside the ship’s side shell on the other side.
A. Length overall
B. Molded breadth
C. Amidships
D. Extreme breadth
[单选题] My ship needs a pilot .
A. requires
B. has
C. takes
D. gets
[单选题]Our ship is about Tianjin tonight.
A.leaving for
B.leave
C.begin leave to
D.to leave for
[单选题] You have another ship overtaking you close aboard to starboard．You have 3 radar targets bearing 090，1 mile，and 1.5 miles．In this case，the unwanted echoes are called ______．
A.Multiple echoes
B.Spoking
C.Indirect echoes
D.Side-lobe echoes
[单选题] What is the required minimum ship reporting capacity for AIS according to IMO performance standards?
A. 1000
B. 2000
C. 4000
D. 4500
[单选题] Communication between ship and aircraft is _____.
A. Easy and straight forward
B. Difficult because of different radio bands
C. Not possible
D. Not allowed
