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
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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
A.Oil temperature
B.Manifold pressure
C.Exhaust gas temperature
D.Fuel consumption
A.Enforcement of smoking restrictions
B.Restricting vessels from coming alongside the barge
C.Insuring that a combustible gas indicator is aboard
D.Protecting cargo hose with chafing gear
最新試題
Most pedestal crane power is provided by（）.
Running an electric winch at slow speed over a long period of time causes（）.
The item（）is not the advantage of the hydraulic winch．
Official draft measurements should be（）by authorized persons，agreed by both parties involved.
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.
Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil（）.
Regulations concerning the stowage，lashing，and securing of timber deck cargoes aboard general cargo vessels may be found in the（）.
Which part provides for transverse control and positioning of a boom in a conventional yard and stay system（）.
When discharging oil from an oil tanker the instantaneous rate（）60 liters per nautical mile.
What is meant by the term“l(fā)uffing the boom”of a crane（）．