A.Carbon disulfide
B.Ethyl alcohol
C.Isoprene
D.Oleum
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A.distance
B.largeness
C.diameter
D.measurerment
A.Hoist the boat clear of the cradle
B.Release the outboard part of the cradle
C.Rig the tricing lines
D.Crank the crescent out
A.Distance line
B.Gantline
C.Heaving line
D.Tag line
A.The efficiency increases
B.The efficiency decreases
C.The efficiency remains the same
D.The efficiency cannot be determined.
A.Shuga
B.Floe
C.Spicule
D.Bergy bit
最新試題
Which is NOT a distress signal?（）
There is not（）depth of water around the area centered at the lighthouse.
What is normally used to pass a mooring line to a dock?（）
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Tripping defects in anchors frequently occur in（）.
The two main types of load cells used in mooring tension gauges are（）.
PAN-PAN repeated three times over the radiotelephone indicates which type of message will follow?（）
The term OIL as used in the Oil Pollution Regulations means（）.
What are symptom(s) of a ruptured appendix?（）
What happens to the efficiency of an anchor when it is moved from sand to mud?（）