A.pin
B.stem
C.box
D.stand
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A.Certificate of Inspection
B.Classification Certificate
C.Load Line Certificate
D.Seaworthy Certificate
A.it
B.this
C.that
D.what
A.approves
B.alleges
C.allows
D.permits
A.foot
B.heel
C.step
D.sole
A.prevent the boom from being raised too high
B.prevent the boom from swinging
C.support the boom when not in use
D.prevent the boom from being lowered
最新試題
The end of the joint with the exterior threads is called the（）.
In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.
The lines led forward from the bow and aft from the stern when a vessel is moored to the dock are（）.
In which case is the IOPP Certificate of an inspected vessel NOT invalidated?（）
During fueling，all doors，hatches，and ports（）.
Before welding can be done in a tank that has carried petroleum products，a certificate must be obtained from（）.
In order to withstand fluid head pressure on a ship，stiffeners are often attached to the bulkhead（）.
Cracks may be prevented from developing at the corners of welded plating inserts by（）.
Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）
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.