A.squaring the corners
B.rounding the corners
C.plug welding the corners
D.slot welding the corners
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A.cast iron
B.forged steel
C.stainless steel
D.cast steel
A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles
A.reduces and prevents corrosion of standing rigging
B.prevents corrosion of running rigging
C.reduces and prevents wear caused by the rubbing of one object against another
D.protects the body against extreme cold
A.the Coast Guard
B.the ABS
C.the shipyard fire department
D.a certified marine chemist
A.the customs
B.the Register Bureau of shipping
C.the shipyard fire department
D.a certified gas chemist
最新試題
The above mentioned ship has been duly（）in accordance with the provisions of the convention referred to.
Chafing gear（）.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
The end of the joint with the exterior threads is called the（）.
Please arrange the survey（）early．
The annual survey for endorsement of a Load Line Certificate must be held within（）.
Please arrange（）a surveyor to inspect the damaged bulkhead．
Let’s submit the case（） the cargo surveyor.
In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.
I saw the cargo surveyor（）the cargo on deck just a minute ago．