單項(xiàng)選擇題A pumproom is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pumproom atmosphere for combustible gases?().

A.In the lower level of the pumproom
B.In the middle level of the pumproom
C.In the upper level of the pumproom
D.On the deck outside the pumproom


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1.單項(xiàng)選擇題A partial deck in a hold is called a(n)().

A.weather deck
B.orlop deck
C.shelter deck
D.main deck

2.單項(xiàng)選擇題A device used to tighten up remaining slack in wire rope when you are making up to a tow in inland waters is a().

A.tripping line
B.tripping bracket
C.norman pin
D.steamboat ratchet

3.單項(xiàng)選擇題A bridle for an ocean tow consists of().

A.two chains of equal length
B.a single nylon pendant rove through a heavy ring free to move on the pendant
C.two long legs of wire rope shackled to a fishplate
D.a single length of heavy chain with both ends secured on deck to welded pad eyes

4.單項(xiàng)選擇題A bollard is found on the().

A.beach
B.deck
C.pier
D.towed vessel

5.單項(xiàng)選擇題A “stopper” is().

A.a short length of line used for temporarily holding another line
B.a snatch block for handling a topping lift
C.an engine order telegraph
D.the brake on a cargo winch

最新試題

The Customer agrees to pay the full invoiced price,plus all other amounts payable to the()Repairer under these terms and conditions,relating to or arising out of the Works for the Customer.

題型:?jiǎn)雾?xiàng)選擇題

What danger is presented if a waterspout passes over a ship?()

題型:?jiǎn)雾?xiàng)選擇題

What is meant by the term TOPPING THE BOOM?()

題型:?jiǎn)雾?xiàng)選擇題

The vessel or other goods upon which the Works have been carried out must be()from the Repairer’s worksite within 3 days after the invoice date or in accordance with other written notification by the Repairer to the Customer.

題型:?jiǎn)雾?xiàng)選擇題

The usual method of arranging a line on deck so that it will run out easily without kinking or fouling is().

題型:?jiǎn)雾?xiàng)選擇題

The Repairer shall be relieved of all obligations under these terms and conditions caused by such all following matters except().

題型:?jiǎn)雾?xiàng)選擇題

When hoisting a boat on gravity type davits using an electric motor driven winch,the davit arms should be brought up().

題型:?jiǎn)雾?xiàng)選擇題

You have been towing astern and have just let go the tow.Your deckhands are pulling in and faking the towline by hand on the stern.The most dangerous action to take is to().

題型:?jiǎn)雾?xiàng)選擇題

Solid waste generation,and electricity and water consumption are costly and have their own set of environmental().

題型:?jiǎn)雾?xiàng)選擇題

What is TRUE about hoisting operations().

題型:?jiǎn)雾?xiàng)選擇題