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Which action is routinely performed at the annual ...

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Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher?（）

发布日期：2021-03-22

A.Insure the chemical is powdery

B.Replace the cartridge

C.Pressure test the discharge hose

D.Test the pressure gauge for proper operation

标签： action routinely performed annual servicing

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