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
Which molten substance is poured into the basket of a wire rope socket being fitted to the end of a wire rope ________．
A.Babbitt
B.Bronze
C.Lead
D.Zinc
相关考题：
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane ________．A.Taglines are wire rope purchases that raise and lower the jibB.Taglines are wire ropes for horizontal positioning of the rider blockC.Taglines can be fastened to corners of vehicles or containersD.The crane might not have taglines installed in its rigging system
Which wire rope purchases may be used with a 30-ton pedestal crane ________．A.HoistB.LuffC.Rider blockD.All of the above
What is the accepted standard for wire rope falls used in connection with the lifeboat gear ________．A.Six by seven galvanized wire ropeB.Six by twenty-four improved plow steel wire ropeC.Six by thirty-seven preformed fiber-core wire ropeD.Six by nineteen regular-lay filler wire rope
A mooring line is described as being 6x24, 1-3/4 inch wire rope. What do the above numbers refer to ? ______.A.Strands, yarns, circumferenceB.Strands, wires, diameterC.Wires, yarns, diameterD.Strands, circumference, wires
Galvanizing would be suitable for protecting wire rope which is used for ______.A.cargo runnersB.staysC.topping liftsD.All of the above
If kinking results while wire rope is being coiled clockwise, you should______.A.coil it counterclockwiseB.not coil itC.take a turn underD.twist out the kinks under a strain
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
A （）(钢丝刷) should be used on all bare metal to remove the last of the scale.A、wire brushB、wire ropeC、wire rodD、wire rope clip
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Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane（）.ATaglines are wire rope purchases that raise and lower the jibBTaglines are wire ropes for horizontal positioning of the rider blockCTaglines can be fastened to corners of vehicles or containersDThe crane might not have taglines installed in its rigging system
单选题A mooring line is described as being 6x24，1-3/4 inch wire rope. What do the above numbersrefer to?（）AStrands，yarns，circumferenceBStrands，wires，diameterCWires，yarns，diameterDStrands，circumference，wires
单选题Which is normally used to hold wire rope for splicing（）.ACome alongBJiggerCRigger's screwDSealing clamp
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What is the main reason to slush a wire rope?（）AKeep the wire soft and manageableBLubricate the inner wires and prevent wearCPrevent kinkingDPrevent rotting
单选题Galvanizing would not be suitable for protecting wire rope which is used for（）.Acargo runnersBmooring wiresCshroudsDstays
单选题What is the accepted standard for wire rope falls used in connection with the lifeboat gear?（）ASix by seven galvanized wire ropeBSix by twenty-four improved plow steel wire ropeCSix by thirty-seven preformed fiber-core wire ropeDSix by nineteen regular-lay filler wire rope
单选题A warp end may be fitted for operating the derrick topping wire which adjusts the derrick （）.AlengthBslackCheightDrotation direction
单选题What does the term end-for-end refer to in regard to a wire towing hawser（）.ACutting off the bitter and towing ends of the wire ropeBSplicing two wire ropes togetherCRemoving the wire rope from the drum and reversing it so that the towing end becomes the bitter endDRemoving the wire rope from the drum and turning it over so that the wire bends in the opposite direction when rolled on a drum
单选题What material may be substituted for zinc when making a poured metal socket ending to a wire rope（）.ALeadBBabbittCSolderDNothing
单选题If kinking results while wire rope is being coiled clockwise，you should（）.Acoil it counterclockwiseBnot coil itCtake a turn underDtwist out the kinks under a strain
单选题（） may be fitted for operating the derrick topping lift (the wire which adjusts the derrick height).AA capstanBA holdCA warp endDA mooring drum
单选题What is a step in attaching a poured metal socket to a wire rope?（）AEtch the wire with acidBInstall a wire seizing on the wire that will be inside the socketCEnsure the fiber core is well lubricatedDPour molten babbitt metal into the socket
单选题The only wire rope termination which may be made in the field is（）.Aswaged socketBthimbled mechanical spliceChand spliceDspelter poured and resin sockets
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In many installations basket strainers consist of a cylindrical container in which a perforated metal or wire basket is suspendedThe bold and italic word “which” means （）.AinstallationsBbasket strainersCa cylindrical containerDa metal or wire basket
单选题Which will cause a wire rope to fail（）.AUsing a medium graphite grease as a lubricantBOperating a winch too slowCUsing a sheave with an undersized throatDA sheave diameter of 24 times the wire's diameter