A.must be lighted
B.may have a flashing red light
C.may have a fixed white light
D.None of the above
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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
A.Any aircraft designed to maneuver on the water
B.A vessel engaged in dredging，surveying or underwater operations
C.A vessel under sail provided that propelling machinery is not used
D.A small vessel sailing at night
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At the same time，it is（）for you to signify your acknowledgement of the responsibility for the collision by signing the copies of this letter hereto attached and to return me two copies in due time.
At least one reinspection shall be made on each vessel holding a Certificate of Inspection valid for two years. This inspection shall be held between the tenth and fourteenth months of the duration period of the certificate and shall be（）.
Chain slings are suitable for heavy slender articles，such as（）.
Please arrange（）a surveyor to inspect the damaged bulkhead．
Periodic surveys to renew the load line assignment for a ship must be made at intervals not exceeding（）.
The angle at which the anchor flukes penetrate the soil is the（）.
At（）an occasional survey has been carried out．
The bottom of the mast rests on a part of the keel called the mast（）.
Tensile stress is a result of two forces acting in（）.
Before welding in a tank that has carried petroleum products，the tank must be certified by （）.