更多"Which of the listed devices could b"的相关试题:
[单项选择]Which of the listed devices could be used as a ring groove tool during preparation for the installation of new rings?（）
A. Steel brush
B. Fine emery cloth or steel wool
C. A section of the removed compression ring
D. A case hardened scraper
[单项选择]Which of the devices listed, when used on an electro-hydraulic steering gear, keeps the movement of the redder closely in step with the steering wheel?（）
A. The follow-up gear
B. The rudder angle indicator
C. The synchronous electric transmitter
D. A rudder angle limit switch
[单项选择]Which of the listed devices is used to measure pressure and convert it to an electrical signal?（）
A. Transducer
B. Reducer
C. Transformer
D. Rectifier
[单项选择]Which of the devices listed is common to all types of pumps?（）
A. A power end and fluid end
B. A propeller and educator
C. A volute and impeller
D. A turbine and piston
[单项选择]Which of the devices listed is installed on a diesel engine to isolate some of the crankshaft vibrations caused by rotational and reciprocating forces?（）
A. Planetary gear set
B. Torsional vibration damper
C. Friction clutch
D. Air bladder clutch
[单项选择]Which of the motors for the devices listed below is fitted with an instantaneous overload relay?（）
A. Fan
B. Pump
C. Winch
D. Machine tool
[单项选择]Which of the listed devices would be installed at a control system air pressure reducing station?（）
A. Moisture separator
B. Vacuum breaker
C. Lubricator
D. Non-return valve
[单项选择]A low pressure annular preventer which is used to direct flow of kick fluids away from the rig floor is called a （）.
A. dump valve
B. deflector
C. separator
D. diverter
[单项选择]Freon 12 which is used to produce intense cold is normally a （） when at atmospheric pressure and temperature.
A. liquid
B. gas
C. solid
D. water only
[单项选择]The rolling hitch could be used to（）.
A. join two lines of different sizes
B. join two lines of equal sizes
C. add strength to a weak spot in a line
D. act as a stopper to transfer a line under strain
[单项选择]which command is used to enable CHAP authentication whit PAP as the fallback method on a serial interface?（）
A. (config-if)#authentication ppp chap fallback ppp
B. (config-if)#authentication ppp chap pap
C. (config-if)#ppp authentication chap pap
D. (config-if)#ppp authentication chap fallback ppp
[单项选择]In which situation could a vessel most easily capsize?（）
A. Running into head seas
B. Running in the trough
C. Running with following seas
D. Anchored with your bow into the seas
[单项选择]Which command is used to display the collection of OSPF link states?（）
A. show ip ospf lsa database
B. show ip ospf link-state
C. show ip ospf neighbors
D. show ip ospf database
[单项选择]Which command is used to configure a default route?（）
A. ip route 172.16.1.0 255.255.255.0 0.0.0.0
B. ip route 172.16.1.0 255.255.255.0 172.16.2.1
C. ip route 0.0.0.0 255.255.255.0 172.16.2.1
D. ip route 0.0.0.0 0.0.0.0 172.16.2.1
[单项选择]Which command is used to load a configuration from a TFTP server and merge the configuration into RAM？（）
A. copy running-config: TFTP:
B. copy TFTP: running-config
C. copy TFTP: startup-config
D. copy startup-config: TFTP:
[单项选择]Which command is used to copy the configuration from RAM into NVRAM？（）
A. copy running-config startup-config
B. copy startup-config: running-config
C. copy running config startup config
D. copy startup config running config
E. write terminal
