A.pilot
B.speaker
C.standby wheel
D.automatic pilot
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A.large cumulonimbus (thunderclouds) building up
B.high cirrus clouds gradually changing to cirrostratus and then to altostratus
C.fog caused by the warm air passing over the cooler water
D.low dark clouds accompanied by intermittent rain
A.very quick flashing
B.flashing
C.fixed
D.occulting
A.pressure changes in the air mass
B.movement of the air mass
C.the heterogeneous nature of the air mass
D.upper level atmospheric changes
A.which
B.where
C.what
D.who
A.specified by international authorities
B.specified by national authorities
C.on standard map
D.on the chart or Sailing Directions in use
最新試題
The radiotelephone required by the Vessel Bridge-to-Bridge Radiotelephone Act is for the exclusive use of （）.
There shall be two principal （） through the harbor for the passage of vessels of over 60 tons burden．
Is the pilot boat （） station
It’s all right to rig the pilot ladder on lee side （）.
The characteristic of a lighted cardinal mark may be （）.
From （）the mariner can understand the data of tide．
Which publication should you check for complete information on Puget Sound weather conditions? （）
Insufficient space between the hull and bottom in shallow water will prevent normal screw currents resulting in （）.
Is the pilot ladder all right at this （）
When the movement of engine is no longer required the pilot usually gives the order like this（） .