After using a CO2 portable extinguisher, it should be ______.A.put back in service if some CO2 remainsB.hydrostatically testedC.retaggedD.Recharged
After using a CO2 portable extinguisher, it should be ______.
A.put back in service if some CO2 remains
B.hydrostatically tested
C.retagged
D.Recharged
相关考题：
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A portable dry chemical fire extinguisher discharges by ______.A.gravity when the extinguisher is turned upside downB.pressure from a small CO2 cartridge on the extinguisherC.air pressure from the hand pump attached to the extinguisherD.pressure from the reaction when water is mixed with the chemical
How do you operate a portable CO2 fire extinguisher?______.A.Point the horn downB.Turn cylinder upside-downC.Break the rupture discD.Pull pin, squeeze grip
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单选题After using a CO2 extinguisher on a ship，it should be（）.Aput back in service if some CO2 remainsBhydrostatically testedCretaggedDrecharged
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单选题A client application calls a Windows Communication Foundation (WCF) service with a proxy class that was generated by Visual Studio.The service binding was changed from wsHttpBinding to basicHttpBinding. The method signatures in the service contract are changed.After these changes, the client application receives errors when calling methods on the service.You need to ensure that the client can invoke methods on the service successfully. What should you do?（）AUpdate the configuration file to use basicHttpBinding.BEnable anonymous authentication for the service.CCopy the configuration file elements under the element from the service back to the client.DUpdate the service reference.
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单选题After using a C02 portable extinguisher,it should be（）.Aput back in service if some CO2 remainsBhydrostatically testedCretaggedDrecharged
单选题How do you operate a portable CO2 fire extinguisher?（）APoint the horn downBTurn cylinder upside-downCBreak the rupture discDPull pin，squeeze grip
单选题If you are unable to stop a diesel engine by any other means，you should（）.Adischarge a CO2 extinguisher in the air inletBpull off the distributor capCsecure the jacket waterDsecure the starting air supply valve
单选题Which portable fire extinguisher should be used on a class C fire on board a vessel?（）ACarbon dioxideBWater (stored pressure)CFoamDCarbon tetrachloride
单选题After using a C02 portable extinguisher，it should be（）.Aput back in service if some C02 remainsBhydrostatically testedCretaggedDrecharged
单选题A portable dry chemical fire extinguisher discharges by（）.Agravity when the extinguisher is turned upside downBpressure from a small CO2 cartridge on the extinguisherCair pressure from the hand pump attached to the extinguisherDpressure from the reaction when water is mixed with the chemical
单选题When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher，the stream should be directed at the（）.Abase of the flames，moving the horn from side to side，following the flames upward as they diminishBtop of the flaming area，moving the horn from side to side，following the flames downward as they diminishCcenter of the flaming area，moving the horn vertically from top to bottomDbottom of the flaming area，moving the horn vertically to the top following the flames upward as they diminish
单选题Which types of portable extinguisher should you watch for the reflash of the fire?（）Afoam and waterBCO2 and dry chemicalCdry chemical and waterDfoam and CO2
单选题If a small fire initially breaks out in the engine room bilges, in which of the following sequences should the fire extinguishing agents or systems be used?（）AFixed CO2,semi-portable CO2, then hand portable CO2BSemi-portable CO2, fixedCO2, then hand portable CO2CHand portable, semi-portable CO2, then as a last resort the fixed CO2 systemDHand portable, fixed CO2, then as a last resort the semi-portable CO2
单选题After using a Halon extinguisher，it should be（）.Aput back in service if more than 50% of the charge remainsBrepaintedCdiscardedDrecharged
单选题Which is the proper method of determining whether a portable CO2 fire extinguisher needs recharging?（）ACheck the tag to see when the extinguisher was last chargedBRelease a small amount of CO2; if the CO2 discharges，the extinguisher is acceptableCWeigh the extinguisher and compare the weight against that stamped on the valveDRecharge the extinguisher at least once each year
单选题A CO2 portable extinguisher is annually checked by（）.Areading the gage pressureBweighing the extinguisherCdischarging a small amount of CO2Dseeing if the seal has been broken
单选题When fighting a fire with a portable dry chemical fire extinguisher，the stream should be directed（）.Aover the top of the flamesBoff a bulkhead into the fireCin front of the fireDat the base of the fire
填空题What is meant if you go on using the service after changes in the agreement are posted?It means you have ____ the modification.