Sisal rope is less strong and less flexible than （）.A、hemp ropeB、manila ropeC、natural fiber ropesD、wooden rope
Sisal rope is less strong and less flexible than （）.
- A、hemp rope
- B、manila rope
- C、natural fiber ropes
- D、wooden rope
相关考题：
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain ______.A.is more flexible and has the ability to absorb shock because of its weightB.is less subject to wear and damage from abrasionC.requires little maintenanceD.All of the above
Which statement is TRUE about the use of a“gob rope”________．A.The gob rope is a mooring line for tying up lighters for working cargo alongside a vessel anchored in an open roadsteadB.The gob rope is used to secure the towline aft over the centerline of a tugC.The gob rope is a line hung over a vessel's side to assist in boardingD.The gob rope is a rope used in mooring a vessel to a buoy
Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE ________．A.Stack weights should be less when using a solid bar lashing as compared to a wire lashingB.Stack heights may be increased when using a solid bar lashingC.Stack heights should be reduced when using a solid bar lashingD.Solid bars should be used for lashing the first tier only，with wire lashings on the higher tier（s）
Which molten substance is poured into the basket of a wire rope socket being fitted to the end of a wire rope ________．A.BabbittB.BronzeC.LeadD.Zinc
Ropes can be divided into three types: （）.A、natural fiber rope, manila rope and synthetic ropeB、natural fiber rope, synthetic rope and wire ropeC、synthetic rope, manila rope and wire ropeD、synthetic rope, manila rope and wooden rope
Sisal rope is （）than manila rope.A、stronger and more flexibleB、less strong and less flexibleC、less strong and more flexibleD、more strong and less flexible
It is more economical to use （）, because of their greater strength and longer useful lives.正确答案AA、nylon ropesB、manila ropesC、sisal ropesD、wooden ropes
If the freeboard is less than 9 meters, we should rig（）.A、a gangwayB、a pilot ladderC、rope ladderD、gangway combined with pilot ladder
（）doesn’t shrink or swell after contact with water.A、Hemp ropeB、Sisal ropeC、Manila ropeD、wooden rope
单选题When securing a hook to the end of a wire rope you should use（）.AA bowline knotBA long spliceCAn overhand knot with a wire rope clipDWire rope clips with a thimble eye
单选题The strongest method of forming an eye in wire rope is using（）.Athree wire rope clampsBan eye splice with four or five tucksCa thimble fastened with four or five tucksDa wire rope socket attached with zinc
单选题Sisal rope is （）than manila rope.Astronger and more flexibleBless strong and less flexibleCless strong and more flexibleDmore strong and less flexible
单选题In the manufacture of wire rope，if the wires are shaped to conform to the curvature of the finished rope before they are laid up，the rope is called（）.AcompositeBleft-layCimprovedDpreformed
单选题According to the passage, the unemployment rate has been kept under limits because _____.Athe number of the people in the work force slowly increasesBvery few people really lose their original jobsCless and less people are out finding new jobsDthe government has taken strong measures to control the unemployment rate
单选题Marline is（）.Afour-stranded sisal lineBthree-stranded cotton lineCsail twineDtwo-stranded hemp cord
单选题When we stow nylon rope, we can （）.Astow it in strong sunlightBcover it with tarpaulinsCkeep it on a reelDkeep it by itself
单选题In bungee jumping, you _____.Ajump as high as you canBslide down a rope to the groundCtie yourself to a rope and fallDfall without a rope
单选题The main function of the core of a wire rope is to（）.Agive flexibilityBsupport the strands laid around itCallow some circulation around the strandsDallow lubrication inside the rope
单选题Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE? （）AStack weights should be less when using a solid bar lashing as compared to a wire lashingBStack heights may be increased when using a solid bar lashingCStack heights should be reduced when using a solid bar lashingDSolid bars should be used for lashing the first tier only，with wire lashings on the higher tier(s)
单选题A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.Ais more flexible and has the ability to absorb shock because of its weightBis less subject to wear and damage from abrasionCrequires little maintenanceDAll of the above
单选题Serving is（）.Amarline or ratline wound along the grooves of a ropeBnarrow strips of light canvas or cotton cloth spiral-wrapped along the ropeCmarline tightly wound on the rope by means of a board or malletDa splice made by laying the strand of one rope into the vacated grooves of another rope
单选题What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.AFiber core rope offers greater strengthBFiber core rope offers greater flexibilityCFiber core rope can be used at higher operating temperaturesDFiber core rope is the only type authorized for cargo runners
单选题An advantage of nylon rope over manila rope is that nylon rope（）.Acan hold a load even when a considerable number of the yarns have been abradedBcan be stored on deck，exposed to sunlightCcan be used in conjunction with wire or spring-lay ropeDgives audible warning of overstress whereas manila does not
单选题Manila rope is （）than sisal rope.AcheaperBmore expensiveCless expensiveDcheap