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
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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
A.of
B.for
C.with
D.in
最新試題
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（）.
Cracks may be prevented from developing at the corners of welded plating inserts by（）.
The angle at which the anchor flukes penetrate the soil is the（）.
Connecting elements of a mooring system should be fabricated from（）.
Before welding can be done in a tank that has carried petroleum products，a certificate must be obtained from（）.
In which case is the IOPP Certificate of an inspected vessel NOT invalidated?（）
The above mentioned ship has been duly（）in accordance with the provisions of the convention referred to.
The document on a vessel，annually endorsed by an American Bureau of Shipping surveyor，is called the（）.
The anchors on the bow are known as（）.
Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）