A . absorb the shock of wave pressure at the bow
B . be placed between the engines and the foundation to absorb the vibration
C . transmit the thrust of the engine to the propeller
D . transmit the thrust of the propeller to the vessel
[单选题]A. thrust bearing is used with a propulsion diesel engine to ____.A.control axial movement of the crankshaftB.transmit engine thrust to the propeller shaftC.absorb vibrations in the propeller shaftingD.prevent propeller thrust from being transmitted
[单选题]What is the function of the thrust bearing?()A . Prevents lateral movement of the slow speed gearB . Transmits propeller thrust to the hullC . Keeps spring bearings in lineD . Prevents main reduction gear axial movement
[单选题]A thrust bearing is used with a propulsion diesel engine to ().A . control axial movement of the crankshaftB . transmit engine thrust to the propeller shaftC . absorb vibrations in the propeller shaftingD . prevent propeller thrust from being transmi
[单选题]The Programming languages are designed to (73) the communication between human and computers.(73) A.makeB.facilitateC.enableD.1et
[单选题]()is the Internet commerce designed for direct communications and commercial relationship between a firmand its end customer.A .B2CB .B2BC .B2AD . D.A2B
[单选题]A firewall is a (71) system designed to (72) an organization′s network against threats.(71) A.operatingB.programmingC.securityD.data(72) A.preventB.protectC.examineD.exploit
[单选题]SMS was originally designed as part of ( ),but is now available on a wide range of networks ,including 3G and 4G networks.A.PHS B.AMPS C.GSM D.GPRS
[试题]B.ut the hardware is designed to use even()power than other schemes, making it especially appropriate for such things as RFID tags, which must work for years()any external power source.A.most B.more C.less D.otherA.with B.without C.as D.than
[单选题]Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient().A . lifesaving equipmentB . stabilityC . mooring tensionD . riser tensio
[单选题]The Programming languages are designed to(74)the communication between human and computers.A.makeB.facilitateC.enableD.let