rescue breathing apparatus

常见例句

Self-contained breathing apparatus may be required to prevent asphyxiation of rescue workers.
为防止救援人员窒息，要求配备自给式呼吸器。
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Self-contained breathing apparatus(SCBA) may be required to prevent asphyxiation of rescue personnel.
可能要求备有自给式呼吸器（SCBA），以防止救援人员窒息。
Personnel, including rescue workers, should not enter areas where the oxygen concentration is below19.5%, unless provided with a self-contained breathing apparatus (SCBA) or airline respirator.
除非备有自己式呼吸器（SCBA）或空气管呼吸器，任何人，包括救援人员，都不能进入氧浓度低于19.5%的区域。