A、control the descent rate of a lifeboat
B、control the ascent rate of a lifeboat
C、cut off power to the winch when the lifeboat nears the final stowed position
D、cut off power to the winch when the lifeboat reaches the davit bumpers
更多“Limit switches（）.”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、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
A、VTP allows routing between VLANs. B、VTP allows a single switch port to carry information to more than one VLAN. C、VTP allows physically redundant links while preventing switching loops. D、VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information. E、VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain. F、VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.
A、VTP allows routing between VLANs. B、VTP allows a single switch port to carry information to more than one VLAN. C、VTP allows physically redundant links while preventing switching loops. D、VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information. E、VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain. F、VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.
A、Hoist upper & lower limits B、Luff travel limits C、Rider block hoist upper & lower limits D、All of the above
客服
TOP
查看正确答案
