Gordian knot
Gordian knot
相关考题：
The best method for tying two lines of the same size together is by using a ______.A.becket bendB.two bowlinesC.single carrick bendD.square knot
According to Regulations, a power driven auxiliary steering gear for a vessel capable of a 12 knot service speed, must be able to meet the rudder movement requirements at which of the minimum vessel speeds listed below?A.6 knotsB.7 knotsC.9 knotsD.12 knots
If a mooring line should part while you are tying up at a dock，you should make a temporary eye by tying a ______．A.becket bendB.clove hitchC.bowlineD.square knot
Which bend or knot is used to tie a small line to a larger one ________．A.Becket bendB.BowlineC.Clove hitchD.Lark's head
Which knot is suitable for hoisting an unconscious person ________．A.Bowline on a bightB.Fisherman's loopC.French bowlineD.Spider hitch
A “figure eight”knot is used to ______.A.be a stopperB.shorten a lineC.join lines of equal sizeD.keep a line from passing through a sheave
共用题干The Greatest Mystery of WhalesThe whale is a warm-blooded,air-breathing animal,giving birth to its young alive,sucking them-and, like all mammals,originated on land.There are many______(51)of this.Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is______(52)into the great body of the big whales,and in fact most of a wha'e'sbo衡is one gigantic muscle.The blue whale's pulling strength has been estimated______(53) 400 horsepower.One specimen was reported to have towed（拖）a whaling vessel for seven hours at the______ (54)of eight knot（节）.An angry whale will______(55).A famous example of this was the fate of Whaler Essex,______(56)was sunk off the coast of South America early in the last century.More recently,steel shipshave ___________( 57 ) their plates buckled（使弯曲）in the same way.Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest______(58)of whales is their diving ability.The sperm whale dives to the bottom for his ______(59)food,the octopus（章鱼）.In that search he is known to go as far down as 3,200 feet,where the ______(60)is 1 ,400 pounds to a square inch.Doing so he will______(61)underwater as long as one hour.Two special1 skills are involved in this storing up enough______(62)(all whales are air-breathed ) and tolerating the great change in pressure.Just how he does it scientists have not______(63).It is believed that some of the oxygen is stored in a special______(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that ______(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work.65._________A:mentally B:artificially C:manually D:automatically
共用题干The Greatest Mystery of WhalesThe whale is a warm-blooded,air-breathing animal,giving birth to its young alive,sucking them-and, like all mammals,originated on land.There are many______(51)of this.Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is______(52)into the great body of the big whales,and in fact most of a wha'e'sbo衡is one gigantic muscle.The blue whale's pulling strength has been estimated______(53) 400 horsepower.One specimen was reported to have towed（拖）a whaling vessel for seven hours at the______ (54)of eight knot（节）.An angry whale will______(55).A famous example of this was the fate of Whaler Essex,______(56)was sunk off the coast of South America early in the last century.More recently,steel shipshave ___________( 57 ) their plates buckled（使弯曲）in the same way.Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest______(58)of whales is their diving ability.The sperm whale dives to the bottom for his ______(59)food,the octopus（章鱼）.In that search he is known to go as far down as 3,200 feet,where the ______(60)is 1 ,400 pounds to a square inch.Doing so he will______(61)underwater as long as one hour.Two special1 skills are involved in this storing up enough______(62)(all whales are air-breathed ) and tolerating the great change in pressure.Just how he does it scientists have not______(63).It is believed that some of the oxygen is stored in a special______(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that ______(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work.62._________A:heat B:energy C:foodD:oxygen
单选题The function of literary artist is to ______.Acommunicate with the readerBcarry on the business of lifeCprovide a knot and stitchDpresent his ideas attractively
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According to Regulations, a power driven auxiliary steering gear for a vessel capable of a 20 knot service speed, must be capable of producing a rudder movement at which of the minimum speeds listed below?（）A7 knotsB10 knotsC15 knotsD20 knots
单选题A “figure eight” knot is used to（）.Abe a stopperBshorten a lineCjoin lines of equal sizeDkeep a line from passing through a sheave
单选题The knot used to join two lines of different diameter is a（）.Asquare knotBcarrick bendCbecket bendDsheepshank
单选题The sea painter is secured in the lifeboat by（）.Aa turn around a forward thwart with a toggle pin thru the eyeBa knot around a thwartCan eye splice placed over one of the hooks of the releasing gearDAll of the above
单选题On a small boat，which knot is best suited for attaching a line to the ring of an anchor?（）AClove hitchBFigure-eight knotCFisherman's bendDOverhand knot
单选题According to Regulations, a power driven auxiliary steering gear for a vessel capable of a 12 knot service speed, must be able to meet the rudder movement requirements at which of the minimum vessel speeds listed below?（）A6 knotsB7 knotsC9 knotsD12 knots
单选题At 2200 you take the following loran readings: 9960-W-15064.5; 9960-Y-43954.8. Which statement is TRUE? （）AThe current is floodingBYou are being set to the left of the trackCThe set is towards the southwestDThe drift is 0.6 knot.
单选题The knot used to join two lines or two large hawsers for towing is called a（）.Asquare knotBcarrick bendCsheet bendDbowline