二次冷却剂 secondary coolant
二次冷却剂 secondary coolant
相关考题：
A customer has one IBM System Storage DS8700 in their main data center with one DS6800 at a secondary site. They are using the Global Copy feature between the sites. They want to bring up a test image at the secondary site using the primary site data.Which sequence of actions will properly bring up the secondary site?（）A. bring up the secondary site on the target disksB. suspend and bring up the secondary site on the target disksC. perform a FlashCopy and bring up the secondary site on the target disksD. go-to-sync, perform aFlashCopy, and bring up the secondary site on the target disks
A customer has one IBM System Storage DS8700 in their main data center with one DS6800 at a secondary site. They are using the Global Copy feature between the sites. They want to bring up a test image at the secondary site using the primary site data. Which sequence of actions will properly bring up the secondary site?（）A、bring up the secondary site on the target disksB、suspend and bring up the secondary site on the target disksC、perform a FlashCopy and bring up the secondary site on the target disksD、"go-to-sync", perform aFlashCopy, and bring up the secondary site on the target disks
SSR是（）的缩写。A、secondary surface radarB、secondary surveillance radioC、secondary surveillance radarD、surveillance secondary radar
单选题Sea water is not used directly as a coolant because of （）.Alow specific heatBhigh specific heatCcorrosive actionDhigh viscosity
单选题Due to （） action of pistons some relative motion between parts in contact in the coolant supply and return system must occur.AreciprocatingBrotatingCrunningDremoving
单选题The customer brings their mini-tower and a new DVD/RW drive they want installed. The technician finds a second hard drive in an empty 5.25 bay connected to the secondary bus and jumpered as a slave. The ribbon cable will not stretch from the primary hard drive to the open 5.25 inch bay. Which of the following is the BEST solution?（）AConnect the new DVD drive as the primary on the secondary bus and leave the old CD drive disconnected.BMove the secondary hard drive next to the primary hard drive and connect to the primary bus. Connect the new DVD drive as the slave on the secondary bus.CMove the secondary hard drive from the secondary to the primary bus and then reformat the hard drive after rebooting then reassign the drive letters in disk management prior to installing the new DVD drive on the secondary bus.DMove the secondary hard drive to the bay and then connect it to the primary bus. Connect themini-tower and the new DVD drive as the master on the secondary bus.
单选题Combustion knock occurring in a diesel engine can be caused by （）Alow coolant temperatureBinsufficient fuelChigh ambient temperatureDcarbon buildup on the injector tips
单选题Engine coolant accumulating in the diesel engine lubricating oil can result from a （）Alow oil pressureBhigh coolant pressureCleaking fuel injectorDcracked cylinder head or liner
单选题Which of the following precautions must be taken if an electric immersion heater is used to keep the coolant in a diesel engine warm during the time the engine is secured?（）AThe coolant temperature must be maintained at 180℃BThe thermostatic bypass valves must be manually opened before the engine is startedCThe pressure cap must be removed while the engine is securedDElectrical power to the heater must be secured before the cooling system is drained
单选题Sea water is not directly used as a coolant for engines because of its （）.Alow specific heatBcorrosive actionChigh expenseDacid property