A.examine
B.to examine
C.being examined
D.examining
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A.necessity
B.responsibility
C.requirement
D.stipulation
A.to windward should be opened and the ones to leeward should be closed
B.to leeward should be opened and the ones to windward should be closed
C.should be opened
D.should be closed
A.squaring the corners
B.rounding the corners
C.plug welding the corners
D.slot welding the corners
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
最新試題
The anchors on the bow are known as（）.
I saw the cargo surveyor（）the cargo on deck just a minute ago．
Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）
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（）.
At（）an occasional survey has been carried out．
Periodic surveys to renew the load line assignment for a ship must be made at intervals not exceeding（）.
In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.
Before welding in a tank that has carried petroleum products，the tank must be certified by （）.
The angle at which the anchor flukes penetrate the soil is the（）.