Prior to lighting off a cold automatically fired auxiliary boiler, you should ().
A、check and regulate the water level
B、close the air cock once fires are lit
C、blowdown the gage glass
D、crack the steam stop to assure protective steam flow
A、check and regulate the water level
B、close the air cock once fires are lit
C、blowdown the gage glass
D、crack the steam stop to assure protective steam flow
A、date of construction or establishment B、length of time between flashes of the light C、time required for the longest flash of each cycle D、time required for the light to complete each cycle
A、a lifeboat drill be held within 12 hours prior to departure B、fire pumps be tested by starting within 12 hours prior to departure C、the emergency generator and lighting system be tested by starting and operating within 12 hours prior to departure D、the entire steering gear be tested within 12 hours prior to departure
A、Geographical positions outlining the area of the sector B、True bearings as observed from the ship toward the light C、An outline of the area of the sector D、True bearings as observed from the light toward the ship
A、within 4 days after the seaman's discharge B、prior to the vessel's departure on the next voyage C、prior to loading any out-bound cargo D、prior to any change of Master
A、three all-round red lights instead of the lights required for a power-driven vessel of her class B、the same lights as a vessel restricted in her ability to maneuver C、three all-round red lights in addition to the lights required for a power-driven vessel of her class D、the lights for a power-driven vessel which is not under command
A、Always stop the server prior to the backup B、Stop the server or lock the tables prior to the backup C、Stop the server or lock the databases prior to the backup D、Make a copy of the .frm, .myd, and the .myi files E、Make a copy of the binary log and tablespace files
A、Mention signal stations and ice,storm,traffic and port signals B、Give the international numbers of lights C、Give the correction of the lights and fog signals D、Give the information on the lights and fog signals
A、The adapter must be taken offline prior to the firmware update. B、The system has not been rebooted since the adapter was added to the LPAR. C、The adapter must be assigned to the service partition prior to updating the firmware. D、The adapter must be dynamically removed from the LPAR prior to updating thefirmware.