A、A.the engineers，from a panel in the engine room
B、B.shutting off the current to the winch
C、C.pushing the switch lever arm while the winch is running
D、D.All of the above
更多“Limit switches on gravity davits should be tested by（）.”相关的问题
A、stop the winch just before the craft reaches the final stowage position B、limit the amount of cable on the drum C、limit the ascent rate D、stop the winch in case the craft weighs too much
A、limit switches B、emergency disconnect switch C、governor brake D、position of the counterweight on the brake handle
A、Release gripes，turn on emergency disconnect switch，release frapping lines B、Release tricing pennants，turn on emergency disconnect switch，release frapping lines C、Operate limit switches，release gripes，lift brake D、Release gripes，lift brake，release tricing pennants
A、to prevent unauthorized Telnet access to a switch port B、to limit the number of Layer 2 broadcasts on a particular switch port C、to prevent unauthorized hosts from accessing the LAN D、to protect the IP and MAC address of the switch and associated ports E、to block unauthorized access to the switch management interfaces over common TCP ports
A、To prevent unauthorized Telnet access to a switch port. B、To limit the number of Layer 2 broadcasts on a particular switch port. C、To prevent unauthorized hosts from accessing the LAN. D、To protect the IP and MAC address of the switch and associated ports. E、To block unauthorized access to the switch management interfaces over common TCP ports.
A、Switch on the deck light! B、Switch on the anchor light! C、Switch on the cargo light! D、Switch on the hold light!
A、Turn off MST (802.1s) on all switches. B、Turn on MST (802.1s) on all switches. C、Turn on RSTP (802.1w) on all switches. D、Turn off RSTP (802.1w) on all switches.
A、Rudder angle indicator B、Follow-up gear C、Electric transmitter D、Rudder angle limit switch
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