A.vapor to oxygen
B.the flammable limit concentration
C.the autoignition concentration
D.the lower explosive limit concentretion
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A.dense bulk cargoes
B.household appliances
C.fragile cargoes
D.heavy industrial machinery
A.negative GM
B.propressive flooding
C.structural failure
D.an immediate need to ballast
A.structural bulkhead
B.exterior bulkhead
C.certerline bulkhead
D.joiner bulkhead
A.cutting a square notch at each end of the crack
B.drilling a hole at each end of crack
C.slot-welding the crack
D.welding a doubler over the crack
A.manufacturer
B.CCS
C.HAS
D.shipper
最新試題
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Full details of all lights and fog signals are shown on（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
According to the relevant regulation, lifeboat should be powered by（）.
Which of the following is not a form of precipitation?（）
The mean draft of a ship is the draft（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.