A.discharging
B.recircling
C.loading
D.taking in
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A.Overloading
B.Overstowage
C.Overbooking
D.Overcarriage
A.Regulation of discharge pressure from cargo pumps
B.Maintaining constant velocity in cargo lines
C.Regulation of suction head on cargo pumps
D.To maintain a tank or void at atmospheric pressure
A.Electrical loading
B.Mechanical distribution
C.Compressibility of air
D.Mechanical friction
A.Maximum mooring line tension divided by the anchor's weight in air
B.Anchor's weight in air divided by the maximum mooring line tension
C.Preloading tension divided by the anchor's weight in air
D.Operating tension divided by the anchor's weight in air
A.Absorb erosion of high velocity discharge stream
B.Seal pump shaft against entry of air
C.Isolate the outlet side from the inlet side
D.Dampen the turbulent discharge flow
最新試題
The net productivity per gang-hour can be improved through a decrease of（）.
Which operation may cause the pressure in an inert tank to fall below the prescribed limits（）.
Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set （）.
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
Which statement comparing a shipboard crane to conventional gear is TRUE（）.
Running an electric winch at slow speed over a long period of time causes（）.
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane（）.
What is meant by the term“l(fā)uffing the boom”of a crane（）．
When discharging an oil cargo，the first consideration is to（）.
How should you signal the crane operator to lower the boom and raise the load（）.