weigh down the anchor
lubricate the anchor
repel dangerous fish
smooth the sea
第1题：
What is the most usual reason for the fresh water-sea water heat exchanger fouling in the sea side?
A.lube oil sludge accumulating in it
B.dirt and scale etc , formed on the surfaces
C.deformation of the tubes and the shell or the plates
D.lube oil leakage into sea-water side
第2题：
A sea anchor is ______.
A.a heavy anchor with an extra long line used to anchor in deep water
B.a cone shaped bag used to slow down the wind drift effect
C.a pad eye to which the sea painter is made fast
D.made of wood if it is of an approved type
第3题：
MOVING OF AN ANCHOR OVER THE SEA BOTTOM TO CONTROL THE MOVEMENT OF THE VESSEL defines ______.
A.Dredging ( of anchor )
B.Dragging ( of anchor )
C.Weighing anchor
D.Walking out anchor
第4题：
On his first sea（）he was still quite young but showed great courage to face the storm.
第5题：
Oil slick caused by spillage of oil from tanker ship is ______.
A.a drop of oil
B.the emulsion of oil at sea surface
C.the weathered oil
D.the oil floating on the surface of the sea water
第6题：
if the anchor is secured firmly in sea bottom, what do you report?
第7题：
The fluke angle of an anchor system is the angle between the ______.
A.flukes and the shank
B.shank and the sea bottom
C.mooring line and the sea bottom
D.flukes and the shackle
第8题：
MOVING OF AN ANCHOR OVER THE SEA BOTTOM INVOLUNTARILY BECAUSE IT IS NO LONGER PREVENTING THE MOVEMENT OF THE VESSEL defines ______.
A.Dredging ( of anchor )
B.Dragging ( of anchor )
C.Weighing anchor
D.Walking out anchor
第9题：
On his first sea（）he was still quite young but showed great courage to face the storm.
Atrip
Bvoyage
Ctour
第10题：
On his first sea（）he was still quite young but showed great courage to face the storm.