towing line（）A、回头缆B、拖缆C、横缆D、尾缆
towing line（）
- A、回头缆
- B、拖缆
- C、横缆
- D、尾缆
相关考题：
As operator of a 199 GT towing vessel sailing foreign，it shall be your duty to enter in the Official Logbook or other permanent record ______.A.all information contained on the barge's Certificate of InspectionB.the condition of all towing gear to be usedC.all navigational aids to be usedD.the barges load line and draft readings
The disadvantage of using a heaving line to pass a towline is that ______.A.it increases the likelihood of collision between the towing vessel and the disabled vesselB.recreational boaters tend to make the heaving line fast to the towed vessel as if it were the towlineC.the monkey fist may injure someoneD.it may reduce the catenary and increase yawing
A vessel towing a barge astern would show，at the stern ______.A.only a stern lightB.a towing light above the stern lightC.two towing lights in a vertical lineD.two white lights in a vertical line
单选题When towing astern，increased catenary will（）.Aincrease control of the towBprevent the towing vessel from going in ironsCmake the towing vessel less maneuverableDreduce shock stress on the towing hawser
单选题The knot at the end of the heaving line used to pass the towing hawser is called a（）.Amonkey's fistBball or baseball knotCheaving knotDthree strand Turk's head
单选题The disadvantage of using a heaving line to pass a towline is that（）.Ait increases the likelihood of collision between the towing vessel and the disabled vesselBrecreational boaters tend to make the heaving line fast to the towed vessel as if it were the towlineCthe monkey fist may injure someoneDit may reduce the catenary and increase yawing
单选题A vessel towing a barge astern would show，at the stern（）.Aonly a stern lightBa towing light above the stern lightCtwo towing lights in a vertical lineDtwo white lights in a vertical line
单选题In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.Ainsure that the hawser leads directly aft as it passes over the stern of the towing vesselBincrease the stability of the towing vessel by raising the hawser off the deckCreduce chafing of the towing hawserDprevent fouling of the hawser on deck gear located on the stern of the towing vessel
单选题Fire protection regulations for towing vessels require any fuel line subject to internal head pressure from fuel in the tank to（）.Abe fitted with a positive fuel shut-off valve located at the tankBhave a shut-off valve at the top of the tankChave a gate valve easily accessible in the space where the tank is locatedDhave a drain cock at the lowest point in the fuel line
单选题A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show （）.Athree masthead lights in a vertical line instead of either the forward or after masthead lightBtwo masthead lights in a vertical line instead of either the forward or after masthead lightsCtwo towing lights in a vertical line at the sternDa small white light aft of the funnel
单选题The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to（）.Aone-half the SWL of the main towing hawserBthree-fourths the SWL of the main towing hawserCthat of the main towing hawserDtwice that of the main towing hawser
单选题A tug is towing three manned barges in line in fog. The first vessel of the tow should sound （）.Ano fog signalBone short blastCone prolonged and three short blastsDone prolonged，one short，and one prolonged blast
单选题In towing，heaving lines are used for（）.Apassing a tow bridle to the tugBpassing a messenger lineCheaving in the tow bridleDservice lines with rocket line throwers
单选题If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.AThe towing line between the two vessels should be clear of the waterBThe towing line should be taut at all times between the vesselsCThere should be a catenary so the line dips into the waterDNone of the above
单选题A situation has occurred in which your vessel must be towed. When the towing vessel passes the towing line to you，you should secure the line（）.Ato the base of the foremastBto the forward-most bittsCto the forward part of the deckhouseDat the stern
单选题A power-driven vessel，when towing astern，shall show（）.Atwo towing lights in a vertical lineBa towing light in a vertical line above the sternlightCtwo towing lights in addition to the sternlightDa small white light in lieu of the sternlight
单选题In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because（）.Ashock loading on the tow line is reduceBtowing speed is improvedCthe vessel is more visible from the tugDthe catenary of the tow line is reduced
单选题The disadvantage of using three strand nylon line for towing is its（）.Ainherent weaknessBtendency to rot if left dampCdanger to crew if it partsDstrength and shock absorbing abilities
单选题If the towline parts，you should（）.Astart towing by pushing aheadBabandon the towing vesselCretrieve the tow bridleDrelieve strain on the retrieving line
单选题The line-throwing appliance provided on board ship is（）.Afor the saving of lifeBfor fire-fightingCfor mooring purposeDfor towing purpose
单选题When towing in an open seaway，it is important to use a towing line（）.Amade only of wire rope，due to possible weather conditionsBthat will have the tow on a crest while your vessel is in a troughCthat will have the tow on a crest while your vessel is on a crestDwith little dip to gain maximum control of the tow
单选题A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the（）.Atowing vessel is less than 50 metersBtowing vessel is greater than 50 metersCtow is less than 200 metersDtow is greater than 200 meters
单选题Which statement concerning an automatic towing engine is FALSE? （）AIt automatically maintains tow line tensionBIt prolongs the life of the hawser by distributing chafing as the hawser is paid out and taken inCAs tension on the hawser increases，more line is taken in by the automatic towing engineDAs tension on the hawser decreases，more line is taken in by the automatic towing engine