A.relayed
B.delayed
C.conveyed
D.surveyed
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A.opposite directions on the same line，tending to pull the material apart
B.opposite directions on the same line，tending to compress the object
C.opposite directions along parallel lines
D.the same direction along parallel lines
A.Tearing through the member is more likely in this type connection
B.The weld may be broken by the stresses caused by riveting
C.The weld increases the tensile stress on the rivet heads
D.The welding must be completed before the riveting commences
A.shall
B.should
C.may
D.would
A.a marine chemist
B.the Officer in Charge，Marine Inspection
C.the Master or person in charge of the ship
D.the National Fire Protection Association
A.to be carried out
B.carry out
C.be carried out
D.will carry out
最新試題
Chain slings are suitable for heavy slender articles，such as（）.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.
Cracks may be prevented from developing at the corners of welded plating inserts by（）.
Chafing gear（）.
The annual survey for endorsement of a Load Line Certificate must be held within（）.
Connecting elements of a mooring system should be fabricated from（）.
Tensile stress is a result of two forces acting in（）.
The bottom of the mast rests on a part of the keel called the mast（）.
Before welding can be done in a tank that has carried petroleum products，a certificate must be obtained from（）.