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呼吸保护器 呼吸器 呼吸罩 防尘面罩
respirator
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呼吸器呼吸器具
breathing apparatus
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呼吸器呼气阀
respirator exhaling valve
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呼吸保护器
protective breathing equipment protector of re iration protector of respiration
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呼吸器呼吸装置
breathing apparatus
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自泳式潜水器呼吸器
free vehicle respirometer
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呼吸保护
breathing protection
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单人救生器呼吸袋
escape lung canister
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呼吸保护装置
respiratory protection equipment
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呼吸罩
respirator
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吸气器滤气器呼吸面具
inhaler
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人工呼吸器面罩
respirator
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呼吸保健
respiratory care
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呼吸器
aerophore airbreather apparatus respiratorius ba = breathing a aratus ba (breath...
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安全呼吸罩
safety, respirators/breathing
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鼻呼吸罩
oronasal respirator
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呼吸器官,呼吸器
organum respiratorium
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过滤式呼吸保
filter type respiratory protection
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