A.vessel towing a submerged object
B.dredge underway and dredging
C.hydrographic survey vessel at anchor and surveying
D.None of the above
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A.must be lighted
B.may have a flashing red light
C.may have a fixed white light
D.None of the above
A.CCS marine surveyor
B.certified marine chemist
C.port engineer
D.MSA marine inspector
A.Crew members requesting the survey
B.American Consul
C.Master
D.Vessel's owners
A.Because
B.Owing to
C.Having been
D.Being
A.A vessel engaged in laying，servicing or picking up a navigation mark，submarine cable or pipeline
B.A vessel engaged in dredging，surveying or underwater operations
C.A vessel engaged in replenishment or transferring persons，provisions or cargo while underway
D.A power driven vessel which because of her draught in relation to the available depth and width of navigation water is severely restricted in her ability to deviate from the course she is following
最新試題
In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.
The angle between the flukes and the shank of an anchor is called the（）.
The angle at which the anchor flukes penetrate the soil is the（）.
In order to withstand fluid head pressure on a ship，stiffeners are often attached to the bulkhead（）.
During fueling，all doors，hatches，and ports（）.
Tensile stress is a result of two forces acting in（）.
Cracks may be prevented from developing at the corners of welded plating inserts by（）.
Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.
The lines led forward from the bow and aft from the stern when a vessel is moored to the dock are（）.
The anchors on the bow are known as（）.