After using a Halon extinguisher，it should be（）.<br>A:put back in service if more than 50% of the charge remains<br>B:repainted<br>C:discarded<br>D:recharged

After using a Halon extinguisher，it should be（）.
A:put back in service if more than 50% of the charge remains
B:repainted
C:discarded
D:recharged

出自：海船船员证

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