A.Each of the cargoes must be segregated from the other by at least two barriers
B.The minimum protective clothing required for taking samples of phosphoric acid is goggles or a face shield
C.Aluminum，copper，and zinc are prohibited in all valve parts in contact with these cargoes
D.The required warning sign must have the legend "cancer hazard" added to it
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A.Keep well clear of the vessel because she is on fire and has dangerous cargo on board or she is leaking dangerous cargo
B.Attempt to call the vessel on VHF radiotelephone because she is requesting to communicate
C.Approach the vessel with caution because she is dragging her anchor
D.Proceed on present course and speed since the vessel is requesting a tug
A.increases as the angle to the horizontal increases
B.increases as the angle to the horizontal decreases
C.is greatest at an angle of 45° and decreases as the boom is raised or lowered
D.is least at an angle of 45° and increases as the boom is raised or lowered
A.increases as the boom's angle to the horizontal increases
B.is at a maximum when the boom is at a 45° angle to the horizontal
C.increases as the boom's angle to the horizontal decreases
D.decreases as the boom's angle to the horizontal decreases
A.LPG is compatible with all cargos
B.LPG's high oxygen content makes it nonvolatile
C.Cargo tanks are inspected less frequently than on oil tankers
D.The cargo tanks are used for one type of cargo only
A.The transverse system is more resistant to hog and sag stresses
B.The numerous longitudinal frames cause excessive broken stowage
C.The transverse system provides better support to the varying cargo densities on a break bulk vessel
D.The deep web frames interfere with the stowage of break bulk cargo
最新試題
While on watch at sea you must maintain a proper lookout at all times. On a 700-foot cargo vessel being hand-steered during daylight hours in good visibility and clear of any navigational hazards，the lookout may be（）.
Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible ship increase the unit’s（）.
You are loading a cargo that includes cylinders of acetylene aboard your break bulk vessel. Which statement is true? （）
While your vessel is docked port side to a wharf，a sudden gale force wind causes the vessel’s stern lines to part. The stern begins to fall away from the dock，and no tugs are immediately available. Which measure(s) should you take FIRST?（）
Which statement(s) is/are TRUE concerning crane cargo operations? （）
In charter-party，a clause states: the vessel to be employed between good and safe ports or places where she can（）.
If any cargo is damaged，the insurance company usually pays to the cargo owner a sum of money equal to the value of（）.
With a given load on the cargo hook，tension in a single span topping lift（）.
You are approaching another vessel and see that she has the signal flag “J” hoisted. What should you do?（）
In a charter-party，where there is a conflict between the printed and written parts of the contract owing to an error or to inadvertence，the intention expressed by the written part should，as a general rule，（）that expressed by the printed part.