An emergence sea anchor may be constructed by type of extinguisher?（）.

A . Dredging (of anchor) B . Dragging (of anchor) C . Weighing anchor D . Walking out anchor

A . It allows the bottom soil to consolidate B . It gives the palms time to trip the anchor C . It stabilizes the mooring system D . It lubricates the anchor for better tripping

A . a heavy anchor with an extra long line used to anchor in deep water B . a cone shaped bag used to slow down the wind drift effect C . a padeye to which the sea painter is made fast D . made of wood if it is an approved type

A . keep the liferaft from capsizing B . navigate against the current C . keep personnel from getting seasick D . stay in the general locatio

A . stop the flow of oil at the main deck manifold B . prevent the oil from leaving the shore facility C . prevent the oil from siphoning through the pump D . None of the above

A . When an object is enclosed by another object.  B . When a page break after pagination property is enabled.  C . When a link is created between two objects.  D . When a keep with anchoring object pagination property is enabled.

A . check the liferaft's way B . keep the liferaft end on to the sea C . reduce the possibility of capsizing or broaching D . right the raft if it inflates inverted

A . Bruce anchor B . Dunn anchor C . Hook anchor D . LWT anchor

A . keep the propeller from being fouled B . increase propeller speed C . help calm the waves in the vicinity of the craft D . increase the holding power of the sea anchor

A . a boat bucket B . an air tank filled with water C . an oar and canvas weighted down D . All of the above

A . dredging ( of anchor ) B . dragging ( of anchor ) C . weighing anchor D . walking out anchor

A . hauling in on the anchor line as you would any anchor B . getting all hands to assist C . its trip line D . cutting the line，as you cannot haul it back i

A . the towing vessel should slip first B . the vessel towed should slip first C . they should slip simultaneously D . either vessel may slip first

A . 正确 B . 错误

A . mark the position of a lost mooring B . determine your vessel's sideslip underway C . determine your speed through the water D . indicate location of a man overboard

A . sand B . soft soil C . stiff clay D . heterogeneous soil

A . dredging ( of anchor ) B . dragging ( of anchor ) C . weighing anchor D . walking out anchor

A . weigh down the anchor B . lubricate the anchor C . repel dangerous fish D . smooth the sea

A . keep the liferaft from capsizing B . navigate against the current C . keep personnel from getting seasick D . stay in the general locatio

A . A black ball that is hoisted when the ship anchors B . A buoy attached to the anchor C . A buoy attached to the scope of an anchor chain D . A mark of the number of fathoms in an anchor chai

A . Bill B . Devil's claw C . Palm D . Crow

A . maximum sustained vertical load an anchor will resist before dragging B . maximum sustained horizontal load an anchor will resist before dragging C . maximum sustained vertical load an anchor will resist before the mooring line breaks D . maximum sustained horizontal load an anchor will resist before the mooring line break

A . Aid in casting off B . Direct the drift of the vessel C . Aid in its recovery D . Maintain maximum resistance to broaching

A.Dredging (of anchor ) B.Dragging (of anchor ) C.Weighing anchor D.Walking out anchor