單項(xiàng)選擇題Your vessel has completed an inspection for certification and is issued a Temporary Certificate of Inspection. The Temporary Certificate（）.

A.has the full force of the regular Certificate of Inspection
B.expires six months after it is issued
C.must be exchanged for a regular Certificate of Inspection within 3 months
D.is retained in the custody of the Master


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1.單項(xiàng)選擇題A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.

A.Aye Aye Sir
B.Right 15 degrees rudder
C.Rudder is right 15 degrees
D.No reply is necessary，just carry out the order

2.單項(xiàng)選擇題A safe fuel system must（）.

A.prevent engine overheating
B.have proper air/gasoline fuel mixture ratio
C.be liquid- and vapor-tight
D.supply sufficient air to the intake manifold

3.單項(xiàng)選擇題Permanent magnetism is caused by（）.

A.operation of electrical equipment and generators on board ship
B.the earth's magnetic field affecting the ship's hard iron during construction
C.the horizontal component of the earth's magnetic field acting on the horizontal soft iron
D.the vertical component of the earth's magnetic field acting on the vertical soft iron

6.單項(xiàng)選擇題A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.

A.main brace
B.tow span
C.jockey bar
D.None of the above

8.單項(xiàng)選擇題After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.

A.Apply ice-cold compress and renew every 4 hours
B.Commence artificial respiration immediately
C.Give enema
D.Pass catheter into bladder

9.單項(xiàng)選擇題A fishing vessel displaying the lights shown is（）.

A.anchored
B.underway but not fishing
C.tending a small fishing boat
D.fishing by trawling

10.單項(xiàng)選擇題Permanent magnetism is found in（）.

A.hard iron
B.soft iron
C.vertical iron only
D.horizontal iron only