网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Stuffer-braid rope has（）.
A
a yarn core
B
no core
C
three strands
D
12 threads
参考答案
参考解析
解析：
暂无解析
更多 “单选题Stuffer-braid rope has（）.A a yarn coreB no coreC three strandsD 12 threads” 相关考题
考题
Passage TwoThere was a big pile of bricks on the top of a tall building and a manhad to bring them down to the ground. He had a long rope which went over a pulley(滑轮) at the roof of the building. The other end was fastened to a big box.First he pulled the box up to the top of the building, and fastened the end of the rope so that thebox could not come down. Then he climbed up the ladder and filled the box with bricks. Nexthe climbed down the ladder and untied the rope. Unfortunately the box of bricks was heavier thanthe man, and as a result he was pulled up by the: rope. Half-way up, the box of bricks hit him as it was coming down.When he reached the top, his head hit the pulley. The box of bricks hit the ground and broke.As a result the bricks fell out. The box was then lighter than the man and consequently he beganto come down and the box began to go up.Half-way up, the box hit the man. The man still held on to the rope and the box therefore Continued togo up. The man then reached the ground. Then he let go the rope to rub his head. The box, ofcourse, then fell down and hit the man on the head again. As a result, an ambulance came and tookhim to hospital40. Why did the man fasten the end of the rope before he climbed up the ladder?A. He was afraid that someone would steal his box.B. Because he wanted to climb up along the rope.C. He fastened the end of the rope in order to keep the box unmoved.D. Because he wanted to prevent the box from coming down.
考题
The advantage(s) of using wire rope lashing on vehicles aboard Ro-Ro vessels is that it__.A.is lighter than chainB.has a good working lifeC.is not affected by temperatureD.All of the above
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
考题
Vessels lying afloat at buoys for more than 24 hours should use anchor chain for ______ and insurance wire for ______.A.bow mooring／stern lineB.forward spring／after springC.forward breast rope／forward springD.slip rope／stern line
考题
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
考题
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
考题
An advantage of nylon rope over manila rope is that nylon rope ______.A.can be used in conjunction with wire or spring-lay ropeB.can be stored on decks exposed to sunlightC.can hold a load even when a considerable amount of the yarns have been abradedD.gives audible warning of overstress whereas manila does not
考题
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
考题
Sisal rope is less strong and less flexible than （）.A、hemp ropeB、manila ropeC、natural fiber ropesD、wooden rope
考题
把引航员梯装在下风舷。（）A、Fit the rope ladder in the lee side.B、Rig the rope ladder in the lee side.C、Rig the pilot ladder on the lee side.
考题
单选题When securing a hook to the end of a wire rope you should use（）.A
A bowline knotB
A long spliceC
An overhand knot with a wire rope clipD
Wire rope clips with a thimble eye
考题
单选题The strongest method of forming an eye in wire rope is using（）.A
three wire rope clampsB
an eye splice with four or five tucksC
a thimble fastened with four or five tucksD
a wire rope socket attached with zinc
考题
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（）.A
compositeB
left-layC
improvedD
preformed
考题
单选题把引航员梯装在下风舷。（）A
Fit the rope ladder in the lee side.B
Rig the rope ladder in the lee side.C
Rig the pilot ladder on the lee side.
考题
单选题In bungee jumping, you _____.A
jump as high as you canB
slide down a rope to the groundC
tie yourself to a rope and fallD
fall without a rope
考题
单选题A wire rope that has been overstrained will show（）.A
a bulge in the wire where the strain occurredB
a decrease in diameter where the strain occurredC
a kink in the wire where the strain occurredD
no visible effects of an overstrain
考题
单选题The main function of the core of a wire rope is to（）.A
give flexibilityB
support the strands laid around itC
allow some circulation around the strandsD
allow lubrication inside the rope
考题
单选题Vessels lying afloat at buoys for more than 24 hours should use anchor chain for（）and insurance wire for（）.A
bow mooring／stern lineB
forward spring／after springC
forward breast rope／forward springD
slip rope／stern line
考题
单选题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
考题
单选题Serving is（）.A
marline or ratline wound along the grooves of a ropeB
narrow strips of light canvas or cotton cloth spiral-wrapped along the ropeC
marline tightly wound on the rope by means of a board or malletD
a splice made by laying the strand of one rope into the vacated grooves of another rope
考题
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（）.A
Fiber core rope offers greater strengthB
Fiber core rope offers greater flexibilityC
Fiber core rope can be used at higher operating temperaturesD
Fiber core rope is the only type authorized for cargo runners
考题
单选题An advantage of nylon rope over manila rope is that nylon rope（）.A
can hold a load even when a considerable number of the yarns have been abradedB
can be stored on deck，exposed to sunlightC
can be used in conjunction with wire or spring-lay ropeD
gives audible warning of overstress whereas manila does not
考题
单选题A 6x12，two-inch wire rope has（）.A
12 strands and a two-inch diameterB
12 strands and a two-inch circumferenceC
6 strands and a two-inch diameterD
6 strands and a two-inch circumference
考题
单选题Manila rope is （）than sisal rope.A
cheaperB
more expensiveC
less expensiveD
cheap
热门标签
最新试卷
