A.penetrations
B.plating
C.framing
D.brackets
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A.examine
B.to examine
C.being examined
D.examining
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
最新試題
Please arrange（）a surveyor to inspect the damaged 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? （）
The burden of proving unseaworthiness is upon those who（）it.
The angle at which the anchor flukes penetrate the soil is the（）.
Periodic surveys to renew the load line assignment for a ship must be made at intervals not exceeding（）.
The anchors on the bow are known as（）.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
Before welding can be done in a tank that has carried petroleum products，a certificate must be obtained from（）.
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（）.