13.2 甲板和船体保养.docVIP

13.2 甲板和船体保养 13.2 甲板和船体保养 [4401]______ about 20 sq．m to be sand-blasted． A. The rusting area B. The rusted area C. The corroded area D. The corrosive area KEY: B [4402]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 KEY: A [4403]A bollard is found on the ______. A. beach B. deck C. pier D. towed vessel KEY: C [4404]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 KEY: A [4405]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 KEY: D [4406]A partial deck in a hold is called a(n) ______. A. weather deck B. orlop deck C. shelter deck D. main deck KEY: B [4407]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 KEY: D [4408]A shroud is ______. A. any wire running fore-and-aft on a ship B. any wire with a fiber core C. a heavy wire extending from the trunk of the mast to the head of the boom D. a heavy wire extending from the mast，atwartships to the deck，to support the mast KEY: D [4409]An inland oil barge must have equipment available to remove an on-deck oil spill of at least ______. A. one barrel B. two barrels C. five barrels D. ten barrels KEY: A [4410