positive pressure breathing apparatus
正压式呼吸器具 positive pressure breathing apparatus 变压器的干式呼吸器 drying breather ..
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positive pressure breathing apparatus
正压呼吸器
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Firemen should wear proper protective equipment and positive pressure self-contained breathing apparatus.
消防员须身穿保护装置及正压呼吸设施。
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Recommended emergency personnel wearing positive pressure self-contained breathing apparatus and wear protective clothing.
建议应急处理人员戴自给正压式呼吸器，穿防毒服。
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