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灭火器使用方法:
一取,取出灭火器:Get out the fire
extinguisher
二拔,拔掉保险销:Pull out the safety
pin
三压,一手握住压把,一手握住喷管:
Press the handle and hold the nozzle
四喷,对准火苗根部喷射:Aimthe
extinguisher nozzle at the base of the fire
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