Chain slings are suitable for heavy slender articles，such as ________ ．A.timber or steel railsB.locomotives or boilersC.railway passenger coachesD.motor vehicles
Chain slings are suitable for heavy slender articles，such as ________ ．
A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles
相关考题：
WhichoneisNOTinvolvedinmaintainingpatients’safety?() A.AssistingtoabathB.securityguidingC.protectionbarD.slings
A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a ______.A.main braceB.tow spanC.jockey barD.None of the above
A heavy，thick-walled tube，usually steel，used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a ______.A.heavy-walled drill pipeB.tool jointC.down hole toolD.drill collar
A heavy steel device that is set on the sea floor and used as a drilling template in offshore drilling operations is called a ______.A.temporary guide baseB.permanent guide baseC.guide frameD.foundation template
The disadvantage（s）of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that ______．A.It is heavyB.The links lose strength if placed over cornersC.It does not absorb shockD.All of the above
What may NOT be used when securing heavy vehicles aboard Ro-Ro vessels ________．A.Chain leverB.TurnbuckleC.WebbingD.Chain
Buckler plates are ______．A.Triangular-shaped plates connecting the bull chain to the topping liftB.Metal plates secured over the tops of the hawsepipesC.Faired shell plates with curvature in two directionsD.Sheets of dunnage used to prevent heavy cargo from buckling the deck plates
In nautical terminology a dog is a ______．A.Crow barB.Device to force a water tight door against the frameC.Heavy steel beamD.Wedge
When stowed on steel decks，the strongbacks and pontoons shall be secured with ______．A.Dunnage or other suitable materialB.other strongbacksC.hatch coversD.other pontoons
A bridle for an ocean tow consists of ______.A.two chains of equal lengthB.a single nylon pendant rove through a heavy ring free to move on the pendantC.two long legs of wire rope shackled to a fishplateD.a single length of heavy chain with both ends secured on deck to welded pad eyes
在urls.py中会有类似于urlpatterns=[path（r’^articles/$’，views.articles）]一样的声明方式，其中字符串r’^articles/$’前的r的含义是？（）A、表示字符串是正则表达式B、停用字符串转义机制C、将字符串强制转换成url类型对象D、国际化字符串标记
单选题A bridle for an ocean tow consists of（）.Atwo chains of equal lengthBa single nylon pendant rove through a heavy ring free to move on the pendantCtwo long legs of wire rope shackled to a fishplateDa single length of heavy chain with both ends secured on deck to welded pad eyes
单选题A heavy steel device that is set on the sea floor and used as a drilling template in offshore drilling operations is called a（）.Atemporary guide baseBpermanent guide baseCguide frameDfoundation template
单选题A heavy，thick-walled tube，usually steel，used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a（）.Aheavy-walled drill pipeBtool jointCdown hole toolDdrill collar
单选题What is NOT suitable for use in making up the towing rig for a heavy，long ocean tow?（）AChainBRingCSolid thimbleDA fishplate
单选题To protect the rotor of a motor disassembled for maintenance or overhaul, it should be（）Asuspended by wire slings in one comer of the shopBwrapped in several layers of heavy paper or carboardCsupported by flat wood blocks on the workbenchDreturned to the frame as soon as the bearings are removed
单选题A fid is a（）.Amallet used when splicing wire ropeBsharp pointed crow bar used to unlay wire ropeCtapered steel pin used to separate wire ropeDtapered wooden pin used when splicing heavy rope
单选题It can be learned from the passage that Royal Doulton is _____.Aa retailer of stainless steel tablewareBa dealer in stonewareCa pottery chain storeDa producer of fine china
单选题An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it（）.Ahas long lifeBis light weightCabsorbs shockDhas fine adjustment
单选题A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.Amain braceBtow spanCjockey barDNone of the above
单选题Chain slings are suitable for heavy slender articles，such as（）.Atimber or steel railsBlocomotives or boilersCrailway passenger coachesDmotor vehicles
单选题A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it is （）.AheavyBeasily damagedCaffected by temperatureDcostly relative to the strength ratio
单选题Which tensioning device is used with chain to secure heavy vehicles aboard Ro-Ro vessels（）.AChain leverBBuckle tensionerCAdjust-a-matic tensionerDRatchet tensioner
单选题Buckler plates are（）.Atriangular-shaped plates connecting the bull chain to the topping liftBmetal plates secured over the tops of the hawsepipesCfaired shell plates with curvature in two directionsDsheets of dunnage used to prevent heavy cargo from buckling the deck plates
名词解释题heavy-chain binding protein, Bip (重链结合蛋白)