A.bifurcation B.fish net area C.anchorage area D.dredging area
A.ferries B.passenger liners C.cruise ships D.ocean going vessels
A.there are fifteen pounds of CO2 in the container B.the container，when full，weighs fifteen pounds C.the pressure at the discharge nozzle is l5 psi D.the empty container weighs fifteen pounds
A.deadweight cargo tonnage aboard B.displacement tonnage of vessel C.gross tonnage of vessel D.net tonnage of vessel
A.specifications B.descriptions C.dimensions D.prescriptions
A.turning the victim's head to the side to keep his airway open B.positioning the victim so the head is lower than the body C.giving the victim water if he is thirsty，but no food D.elevating the head and shoulders slightly with a pillow
A.a safety line attached to a man working over the side B.used to measure water depth C.used to slow the headway of a barge D.used to measure the overhead height of a bridge
A.is easy to connect B.provides an effective catenary and absorbs shock due to its weight C.makes rigging a swivel unnecessary D.prevents the tow from yawing by the drag of the chains in a seaway
A.Rub the toes briskly B.Elevate the foot slightly C.Rewarm rapidly D.Give aspirin or other medication for pain if necessary
A.current setting your vessel on the wall B.current setting into the lock chamber C.an eddy working along the lower guide wall D.current setting counterclockwise
