In the event of a fire, wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full facepiece operated in the pressure demand or other positive pressure mode.
如果发生火
，
要求的压力下，穿保护衣和国立职业安全与健康研究所批准的呼吸器械和
罩。
In the event of a fire, wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full facepiece operated in the pressure demand or other positive pressure mode.
如果发生火，要求的压力下，穿保护衣和国立职业安全与健康研究所批准的呼吸器械和罩。
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